Differential (Click to cross reference) abdominal contractions abdominal distention abdominal muscle paralysis abdominal protrusion abducens nerve paralysis abducens nerve paralysis, bilateral abducens nerve paralysis, children abductor pollicis brevis abiotrophy abortion, spontaneous abscess, brainstem abscess, intracerebral abscess, intracerebral, multiple abscess, intracerebral, treatment of abscess, intracerebral, tuberculous abscess, intracranial abscess, intracranial-fungal abscess, lung abscess, sphenoid sinus abscess, vertebral acalculia acanthocytosis accommodation acetazolamide acetylcholine acetylcholinesterase achondroplasia acid maltase deficiency acid maltase deficiency, adult aciduria acne fulminans acoustic nerve acoustic neurinoma acquired immunodeficiency syndrome acquired immunodeficiency syndrome dementia complex acquired immunodeficiency syndrome myelopathy acquired immunodeficiency syndrome, congenital acquired immunodeficiency syndrome, heralded by neurologic invol acquired immunodeficiency syndrome, infants and children acquired immunodeficiency syndrome-related complex acral sensory symptoms acridine orange-RNA fluorescence acrocyanosis acromegaly acromicria ACTH, ectopic syndrome of activities of daily living activities of daily living scale acute disseminated encephalomyelitis acute necrotizing encephalitis acute respiratory distress syndrome addiction, heroin addiction, heroin-neurologic complications with Addison's disease adducted thumb adenovirus infection adenylate kinase 5 autoantibodies Adies pupil adolescent medicine adrenoleukodystrophy adrenoleukodystrophy, adult onset adrenoleukodystrophy, carrier adrenomyeloneuropathy adult polyglucosan body disease adult-onset leukodystrophy, with neuroaxonal spheroids advance directives advances in neurology adverse drug reaction afebrile Africa agenesis of aqueduct of Sylvius agenesis of corpus callosum ageusia aggression agitation agnosia agnosia, visual agraphia Aicardi-Goutieres syndrome air-bag inflation airway obstruction akinetic mute akinetic mutism assoc.with hydrocephalus akinetopsia albendazole Albert's test alcohol alcohol intolerance alcohol intoxication alcohol, blood level of alcohol, heart involvement with alcohol, neurologic complications with alcoholic amblyopia alcoholic blackout alcoholic coma alcoholic dementia alcoholic polyneuropathy alcoholic withdrawal states, DT's, convulsions, etc. alcoholism alemtuzumab Alexanders disease alexia algorithm alien hand syndrome alkylating agents allergy allodynia alopecia alpha glucosidase alpha-fetoprotein alpha-synuclein altered states of consciousness alternating hemiplegia alternating hemiplegia of childhood alternating rapid movement alternative medicine alveolar hypoventilation Alzheimer's disease Alzheimer's disease, diagnosis of Alzheimer's disease, driving with Alzheimer's disease, early onset Alzheimer's disease, familial Alzheimer's disease, misdiagnosis Alzheimer's disease, preclinical Alzheimer's disease, visual variant amaurosis fugax ambient cistern ambient cistern, effacement amblyopia amblyopia, toxic amenorrhea aminoacidurias amiodarone ammonia amnesia amniocentesis amobarbitol interview amphiphysin antibodies amphotericin B amygdala amygdalohippocampectomy amyloid amyloid angiopathy, cerebral amyloid beta protein amyloid imaging amyloid plaques amyloidosis amyotrophic chorea-acanthocytosis amyotrophic lateral sclerosis amyotrophic lateral sclerosis, bulbar amyotrophic lateral sclerosis, atypical amyotrophic lateral sclerosis, childhood amyotrophic lateral sclerosis, cluster amyotrophic lateral sclerosis, complications with amyotrophic lateral sclerosis, conjugal amyotrophic lateral sclerosis, diagnosis of amyotrophic lateral sclerosis, differential diagnosis amyotrophic lateral sclerosis, epidemiology of amyotrophic lateral sclerosis, etiology of amyotrophic lateral sclerosis, familial amyotrophic lateral sclerosis, guamian type of amyotrophic lateral sclerosis, hospitalization amyotrophic lateral sclerosis, juvenile amyotrophic lateral sclerosis, misdiagnosis amyotrophic lateral sclerosis, myasthenic syndrome with amyotrophic lateral sclerosis, Parkinson-dementia-complex amyotrophic lateral sclerosis, post-encephalitic amyotrophic lateral sclerosis, prognosis amyotrophic lateral sclerosis, sensory symptoms in amyotrophic lateral sclerosis, treatment of amyotrophic lateral sclerosis, work up amyotrophic lateral sclerosis-like syndrome ANA analgesic ANA-negative systemic lupus erythematosus anasarca anatomy of anemia anemia, megaloblastic anencephaly anergy anesthesia, epidural anesthesia, general aneurysm aneurysm, anterior communicating aneurysm, asymptomatic aneurysm, cavernous sinus aneurysm, cavernous sinus-bilateral aneurysm, clipping aneurysm, fungal intracranial aneurysm, internal carotid artery aneurysm, intracranial aneurysm, intracranial, delayed cerebral ischemia with aneurysm, intracranial, natural history aneurysm, intracranial, screening for aneurysm, intracranial, treatment of aneurysm, intracranial, warning leak headache with aneurysm, post traumatic aneurysm, rebleeding aneurysm, ruptured aneurysm, ruptured, without subarachnoid hemorrhage aneurysm, unruptured aneurysm, vertebral basilar system Angelman syndrome angiitis angiitis, granulomatous of CNS angiitis, isolated of CNS angiography, cerebral, beaded vessels angiography, cerebral angiography, cerebral, false negative angiography, cerebral, negative angiography, neurologic complications with angiography, posterior fossa angiography, spinal angiostrongylus cantonensis angiotensin-converting enzyme anhidrosis animal exposure aniridia anisocoria ankle edema ankle reflex, absent ankylosing spondylitis anoctaminopathy anomic aphasia anorexia anorexia nervosa anosmia anosognosia anoxia anterior cerebral artery, occlusion of anterior choroidal artery anterior horn cell disease anterior inferior cerebellar artery anterior inferior cerebellar artery occlusion anterior inferior cerebellar artery syndrome anterior interosseous neuropathy anterior spinal artery anterior spinal artery infarction anterior tibial muscle weakness anti citrullinated antibody anti Hu antibody anti Ma anti mGluR1 encephalitis anti Ri antibody anti signal recognition particle antibody anti Ta anti Tr antibodies anti Yo antibody anti-amyloid therapy antiarrhythmic drugs antibiotics antibiotics, neurologic complications with antibodies to measles antibodies to voltage-gated calcium channels anticardiolipin antibodies anticholinergic drugs anticholinesterase anticoagulant, complications of anticoagulant, restarting anticoagulant, reversal of anticoagulant, treatment anticoagulant, treatment in CVD anticonvulsants anticonvulsants, cognitive function with anticonvulsants, effectiveness anticonvulsants, selection of anticonvulsants, untoward effects of antifibrinolytic drugs antimetabolite antineutrophil cytoplasmic autoantibodies antioxidant antiphospholipid antibodies antiretinal antibodies antithyroid antibodies antiviral agents anxiety aortic valve, stenosis aphasia aphasia, conduction aphasia, global aphasia, logopenic, progressive aphasia, progressive aphasia, progressive, non-fluent aphasia, progressive, primary aphasia, transcortical aphasia, transcortical-motor aphasia, transcortical-sensory aphonia apnea apnea, primary central apolipoprotein E applause sign apraxia apraxia of eye movements apraxia of eyelid opening apraxia, constructional apraxia, speech aqueduct of Sylvius, enlargement aqueduct of Sylvius, obstruction aqueduct of Sylvius, stenosis aqueduct of Sylvius, stenosis, x-linked aqueductal obstruction aqueductal stenosis arachnoid web arachnoiditis arachnoiditis, opticochiasmatic arbovirus arcuate scotoma, differential diagnosis of areflexia arenavirus Argyll Robertson pupil Arizona arm atrophy arm swing, reduced arm weakness Arnold Chiari malformation arrhythmia, cardiac arsenic arterial dissection arterial dissection, aorta arterial dissection, carotid arterial dissection, vertebral arteriopathy arteriovenous malformation arteriovenous malformation, brainstem arteriovenous malformation, cerebral arteritic anterior ischemic optic neuropathy arteritides arteritis, temporal arthralgia arthritis arthrogryposis multiplex artificial intelligence arylsulfatase A arylsulfatase B ascending paralysis ascites ascorbic acid Asians asparginase aspartate aminotransferase aspartocyclase aspergillosis aspiration aspirin asthma asthma, poliomyelitis-like syndrome with astrocytoma astronauts asymptomatic ataxia ataxia telangiectasia ataxia, cerebellar ataxia, congenital ataxia, hereditary ataxia, progressive ataxia, sensory ataxia, truncal ataxic gait athetosis atlanto axial dislocation, congenital atlanto-axial subluxation atonic bladder atrioventricular block atrophy, muscle attention deficit disorder with hyperactivity attention span atypical audiogram auditory and vestibular pathways auditory evoked brainstem potentials aura autism autoantibodies autoimmune basal ganglia encephalitis autoimmune cerebellar ataxia autoimmune disease autoimmune encephalopathy autoimmune epilepsy autoimmune GFAP astrocytopathy autoimmune meningitis automatisms automobile accidents autonomic cardiovascular reflexes autonomic dysfunction autonomic dysfunction, acute autonomic dysfunction, evaluation of autonomic nervous system autonomic neuropathy autonomic neuropathy, idiopathic autoregulation, cerebral autosomal rcessive spastic ataxia of Charlevoix-Saguenay axonal degeneration axonal injury axonal spheroid axonopraxia axonotemesis azathioprine azidodeoxythymidine azospermia B 12 deficiency B cell lymphoma B12 Babinski sign Babinski sign in new born Babinski-Nageotte syndrome baclofen bacterial infection bacterial infection, CNS BAL baldness Balint's syndrome ballismus, bilateral banana sign band keratopathy barbiturate anesthesia Barkhof MR criteria for MS Barthel index basal cistern basal cistern compression basal ganglia basal ganglia, calcification of basal ganglia, degeneration basal ganglia, hemorrhage basal ganglia, hemorrhage, bilateral basal ganglia, infarction basal ganglia, lesion of basal ganglia, lesion, bilateral basement membrane basement membrane thickening basilar artery basilar artery migraine basilar artery occlusion basilar impression basophilic stippling of red blood cells Bassen-Kornzweig syndrome battered child syndrome behavior behavior, combative behavioral disorder Behcet's syndrome Behr's optic atrophy Bence Jones protein BENEFIT study benign congenital hypotonia benign essential tremor benoxaprofen benzodiazepine Bergmann's gliosis beta-D-glucon bicaudate index bilirubin encephalopathy binasal visual field defect binge eating Bing-Neel syndrome Binswanger disease biologic markers biotin biotin deficiency biotinidase deficiency BiPAP birth injury bitemporal visual field defect blacks bladder dysfunction blastomycosis blepharospasm blind spot, enlarged blindness blindness, monocular blindness, prevention of blindness, sudden blindness, transient blink reflex blinking blinking, reduced blood cultures blood dyscrasias, neurologic findings with blood loss blood pressure blood pressure, control blood pressure, lowering blue tongue virus bobble head doll syndrome bone age bone biopsy bone density bone density, increased bone marrow biopsy bone marrow suppression bone marrow transplantation bone pain bone scanning bone survey border zone infarct Borrelia burgdorferi infection botulinum toxin botulinum toxin, complications of botulism boxing brachial neuritis brachial neuritis, acute brachial neuritis, bilateral brachial neuritis, prognosis of brachial plexus brachial plexus injury brachial plexus injury, treatment of brachial plexus neuropathy brachial plexus neuropathy, bilateral brachial plexus neuropathy, children brachial plexus neuropathy, familial brachial plexus neuropathy, recurrent brachial plexus, lesion of brachial plexus, postoperative palsy of brachium pontis brachycephaly bradycardia bradykinesia bradykinesia, facial bradyphrenia BRAF protooncogene brain atrophy brain biopsy brain biopsy, false negative brain biopsy, indication brain biopsy, negative brain biopsy, stereotaxic brain damage brain natriuretic peptide brain purpura brain scan brain scan, abnormal brain volume brainstem brainstem, atrophy brainstem, deformity of brainstem, glioma brainstem, glioma in children brainstem, glioma, adult brainstem, hemorrhage, primary brainstem, hypoplasia brainstem, infarction of brainstem, ischemia brainstem, lesion of brainstem, malformation brainstem, metastasis to brainstem, neoplasms of brainstem, vascular malformation of Brazil breast feeding breech delivery bright tongue sign Broca's aphasia bromocriptine Brown Sequard syndrome brucellosis brucellosis, nervous system involvement with Brueghel's syndrome Brugada syndrome bruit bruit, cranial bruit, supraclavicular Bruns' Syndrome bruxism bulbar palsy bulbar palsy, acute bulbar palsy, childhood bulbar palsy, progressive bulging of biceps bulimia BUN, elevated buphthalmos burning feet burning hands burning paresthesia burning skin burst suppression pattern, electroencephalogram cabergoline cachexia cafe au lait spots CAG repeats calcarine artery calcification, gyral calcification, intracranial calcification, intracranial, rim calcification, intraventricular calcification, periventricular calcifications, intracranial, punctate calcitonin calcium antagonist calcium channel dysfunction calcium, serum calculations calf amyotrophy calf atrophy calf hypertrophy California callosal angle caloric testing camptocormia campylobacter infection Canavan's disease cancer of colon candida albicans cane CAR syndrome carbamazepine carbon monoxide poisoning carcinoembryonic antigen carcinoid tumor carcinoma carcinoma of breast carcinoma of lung carcinoma of ovary carcinoma of pancreas carcinoma of stomach carcinoma of thymus carcinoma of thyroid cardiac arrest cardiac arrest and resuscitation cardiac catheterization, neurologic complications cardiac surgery, neurologic complications with cardiomegaly cardiomyopathy cardiovascular disease caregiver caribbean caries carmustine carotid angiogram carotid artery carotid artery atherosclerosis carotid artery disease carotid artery injury carotid artery ligation carotid artery occlusion, bilateral carotid artery occlusion, intracranial carotid artery occlusion, neck carotid artery stenosis carotid artery stenosis, intracranial carotid sinus syndrome carotid siphon carotid-siphon occlusion carpal tunnel syndrome carpo-pedal spasm case studies cashew nut sign Castleman's disease CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, abscess, cerebral CAT scan, angiography CAT scan, attenuation coefficient CAT scan, base of skull CAT scan, brain scan compared to CAT scan, brain tumors CAT scan, cerebrovascular disease CAT scan, chest CAT scan, complication with CAT scan, contrast enhanced CAT scan, contrast enhanced, subepend. CAT scan, dementia CAT scan, demyelinating disease CAT scan, disappearing lesion on CAT scan, emission CAT scan, emission, abnormal CAT scan, false negative CAT scan, hyperattenuation CAT scan, indications for CAT scan, mass effect on CAT scan, metrizamide CAT scan, migraine CAT scan, myelogram with CAT scan, orbits CAT scan, pelvis CAT scan, ring sign CAT scan, serial CAT scan, spinal cord CAT scan, spine CAT scan, venography cataplexy cataracts cataracts, congenital cat-scratch disease cauda equina cauda equina, enhancement cauda equina, lesion of caudate nucleus caudate nucleus, atrophy caudate nucleus, hemorrhage of caudate nucleus, lesion of caudate nucleus, lesion of, bilateral causalgia cavernous hemangioma cavernous sinus cavernous sinus, lesion of cavernous sinus, metastasis to cavernous sinus, syndrome cavum septi pellucidi CD19-directed chimeric antigen receptor T-cell therapy CD4 counts celiac disease, adult celiac disease, childhood Central America central core disease central hypoventilation, congenital central nervous system, infection of central nervous system, infection, cancer patient central pontine myelinolysis central retinal artery occlusion central venous catheter centrum semiovale cerebellar ataxia, autosomal recessive cerebellar ataxia, children cerebellar ataxia, hereditary cerebellar ataxia, neuropathy and vestibular areflexia syndrome cerebellar ataxia, primary cerebellar atrophy, primary cerebellar atrophy, secondary cerebellar degeneration cerebellar disease, eye movement disorder in cerebellar edema cerebellar hemangioma cerebellar hemorrhage cerebellar hypoplasia cerebellar infarction cerebellar infarction, bilateral cerebellar lesion cerebellar peduncle cerebellar plaques, amyloid cerebellar pontine angle tumor cerebellar tonsils cerebellar vermis cerebellitis cerebellitis, autoimmune cerebellum cerebellum, disease of cerebellum, hypoplastic cerebellum, neoplasms of cerebral arteries cerebral artery, encasement cerebral atherosclerosis cerebral autosomal dominate arteriopathy with subcortical infarction and leukoencephalopathy cerebral autosomal recessive arteriopathy with subcortical infarction and leukoencephalopathy cerebral cortex cerebral cortical atrophy cerebral death cerebral dominance cerebral edema cerebral edema, cytotoxic cerebral edema, vasogenic cerebral embolism cerebral embolism, artery to artery cerebral embolism, cardiac origin cerebral embolism, mechanical extraction cerebral folate deficiency syndrome cerebral gigantism cerebral glucose metabolism cerebral hemisphere left-right asymmetry cerebral infarction cerebral infarction, hemorrhagic cerebral infarction, small, deep cerebral infarction, subcortical cerebral ischemia cerebral palsy cerebral palsy, risk factors cerebral palsy, work up cerebral peduncle cerebral vasculature cerebral veins cerebral venous infarction cerebral venous thrombosis cerebral venous thrombosis, deep cerebral venous thrombosis, etiology cerebral venous thrombosis, recurrent cerebro hepato renal syndrome cerebro retinal arterio venous aneurysm cerebrospinal fluid cerebrospinal fluid, abnormal cerebrospinal fluid, beta-D-glucan cerebrospinal fluid, biochemical markers of CNS disease cerebrospinal fluid, biochemical markers of CNS tumors cerebrospinal fluid, cell count cerebrospinal fluid, culture negative cerebrospinal fluid, culture of cerebrospinal fluid, culture of, viral cerebrospinal fluid, cytology cerebrospinal fluid, cytology, false negative cerebrospinal fluid, drainage of cerebrospinal fluid, elevated protein of cerebrospinal fluid, enzymes in cerebrospinal fluid, eosinophilia of cerebrospinal fluid, flow studies cerebrospinal fluid, gammaglobulin of cerebrospinal fluid, gold sol.curve of cerebrospinal fluid, gram stain of cerebrospinal fluid, IgG index, elevated cerebrospinal fluid, infusion test cerebrospinal fluid, lactic acid concentration cerebrospinal fluid, leak cerebrospinal fluid, morphometry cerebrospinal fluid, oligoclonal IgG in cerebrospinal fluid, polyamines cerebrospinal fluid, pressure increased cerebrospinal fluid, pressure low cerebrospinal fluid, protein of cerebrospinal fluid, proteincytologic dissociation cerebrospinal fluid, red cells in cerebrospinal fluid, tap test cerebrospinal fluid, xanthochromia of cerebrospinal gliomatosis cerebrotendinous xanthomatosis cerebrovascular accident cerebrovascular accident, acute management of cerebrovascular accident, bilateral cerebrovascular accident, clinical diagnosis cerebrovascular accident, complications with cerebrovascular accident, etiology cerebrovascular accident, incidence of cerebrovascular accident, infancy and childhood cerebrovascular accident, intrauterine cerebrovascular accident, location of cerebrovascular accident, mass effect with cerebrovascular accident, mimics cerebrovascular accident, misdiagnosis cerebrovascular accident, multiple cerebrovascular accident, neonatal cerebrovascular accident, non atherosclerotic cause 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in cerebrovascular disease, surgical treatment of cervical band cervical collar cervical myelopathy cervical osteoarthritis cervical osteophyte cervical rib cervical rib resection cervical spine cervical spine abnormality cervical spine disease cervical spine injury cervical spine injury, treatment of cervical spondylosis cervical spondylosis, differential diagnosis of cervical spondylosis, misdiagnosis cesarean section Chamberlane's line CHANTER syndrome Charcot-Marie-Tooth Charles Bonnet's syndrome cheiralgia paresthetica chelation therapy chemical meningitis chemosis chemotherapy, CNS treatment and complications with chemotherapy, intra-arterial cherry red spot cherry red spot-myoclonus syndrome chest pain chest x-ray, abnormal chewing, impaired chiasmal syndromes chilbran skin lesions children China chlorambucil chlorpropamide choking cholecystitis cholesterol cholesterol, HDL cholinergic crisis chondrosarcoma chorea chorea, familial chorea, Sydenham's chorein choreoathetosis choriocarcinoma chorionic gonadotropin chorioretinitis choroid plexus choroid plexus, abnormality of choroid plexus, enhancement choroid plexus, inflammation choroid plexus, prominence of choroid plexus, tumor of chromophobe adenoma chromosomal abnormality chromosome 1 chromosome 11 chromosome 12 chromosome 14 chromosome 15 chromosome 17 chromosome 18 chromosome 19 chromosome 20 chromosome 28 chromosome 3 chromosome 5 chromosome 6 chromosome 9 chronic graft versus host disease chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids chronic polyneuritis, children chronic progressive external ophthalmoplegia Churg-Strauss syndrome Chvostek sign cigar smoking cigarette smoking cimetidine cingulate island sign cirrhosis cis-platinum cisterna magna cisterna magna puncture cisterna magna, enlarged cisternogram, metrizamide cisternogram, radionuclide Clarkson disease claudication, extremity claudication, intermittent of cauda equina claustrophobia claustrum cleft lip climate change Clinical Pathologic Conference(C.P.C.) clinodactyly clioquinol clonazepam clonidine clonus clubbing of fingers clubfoot as related to neurologic disease cluster, geographic coagulopathy cobalamin C deficiency cobalt toxicity cocaine cocaine, intrauterine exposure coccidioidomycosis coccygodynia Cockayne's syndrome coenzyme Q10 coenzyme Q10 deficiency cognition cognition, slowed cogwheel rigidty cold hands sign cold intolerance cold temperature collagen vascular disease collapsin response mediator protein 5 IgG collateral circulation Collier's sign colloid cyst colloid cyst of third ventricle color desaturation color vision color vision, impaired color vision, impaired, cerebral coma coma, medically induced commissurotomy, cerebral comorbidities compartment syndrome compartment syndrome, medial brachial fascial complex regional pain syndrome complicated migraine complications comprehension, impaired compression fracture compression neuropathy compulsivity computers, handheld computers, medicine and computers, neurologic diagnosis and concussion conduction block cone-rod dystrophy confusion confusional state, acute congenital bilateral perisylvian syndrome congenital birth defects congenital heart disease congenital heart disease, CNS complications with congenital infection, CNS congenital infection, viral congenital malformation congenital malformation, non CNS congenital myopathy congenital ocular motor apraxia congestive heart failure conjugate gaze, forced conjunctival biopsy conjunctival injection conjunctivitis consanguinity constipation contactin associated protein like 2 antibodies contractures, joint controversies in neurology contusion, cerebral conus medullaris, lesion of convergence convergence, impaired conversion reaction cop 1 copper copper deficiency cornea, abnormal cornea, opacification in infancy-causes of cornea, opacity of corneal dystrophy corneal reflex, abnormal corneal reflex, absent corneal ulceration Cornelia de Lange syndrome corona radiata coronary thrombolysis corpus callosotomy corpus callosum corpus callosum, atrophy of corpus callosum, hypoplastic corpus callosum, infarction of corpus callosum, lesion of corpus callosum, neoplasm of corpus callosum, thinning cortical blindness cortical blindness, transient cortical demyelination cortical dysplasia, focal cortical hand knob cortical hand knob infarct cortical hemorrhage cortical infarction cortical infarction, small cortical muscular atrophy cortical resection cortical topography cortical wrist drop cortical-basal ganglionic degeneration cost cost effectiveness cough coumarin counselling coxsackievirus coxsackievirus, myopathy with CPAP cranial nerve enhancement cranial nerve enlargement cranial nerve palsies cranial nerve palsies, bilateral cranial nerve palsies, false localizing value cranial nerve palsies, unilateral cranial nerve palsy, alternating cranial nerve tumor cranial nerves cranial nerves, toxins effecting cranial nerves, vascular compression cranial neuropathy cranial neuropathy, etiology cranial neuropathy, multiple craniectomy, decompressive cranio-cervical junction craniofacial dysostosis craniopharyngioma Craniosynostosis craniotomy C-reactive protein, elevated creatine phosphokinase(CPK)elevated creatinuria Cree leukoencephalopathy Creutzfeldt-Jakob disease, genetic critical care unit cry, abnormal cry, high-pitched cry, weak crying crying, pathologic cryoglobulinemia cryopyrin-associated periodic syndrome cryptococcal antigen cryptococcal meningitis cryptococcoma, cerebral cryptococcosis cryptorchidism Cuba cultured skin fibroblasts Cushing's syndrome cyanide poison cyanosis cycad seed flour cyclophosphamide cyclosporine cyst cyst, peritumoral cyst, arachnoid cyst, arachnoid, intraventricular cyst, arachnoid, location of cyst, arachnoid, posterior fossa cyst, benign intracranial cyst, benign suprasellar cyst, bone cyst, cortical parenchyma cyst, epidermoid of CNS cyst, intrasellar cyst, neoplastic cerebellum cyst, parenchymal cyst, porencephalic cyst, suprasellar cyst, ventricular cysticercosis cysticercosis, cerebral cysticercosis, intrasellar cysticercosis, intraventricular cysticercosis, spinal cysticercosis, subarachnoid cystinosis cytochrome c oxidase cytochrome c oxidase, deficiency cytoid bodies cytokine release syndrome cytokines cytomegalic inclusion disease cytomegalovirus infection cytomegalovirus infection, congenital cytosine arabinoside Dalrymple's sign Dandy Walker malformation dantrolene sodium D-dimer deafmute deafness deafness, bilateral deafness, congenital deafness, sudden deafness, unilateral deep gray nuclei deferoxamine degenerative diseases of CNS Dejerine-Sottas syndrome delay in diagnosis delayed dentition delirium delivery, complicated delusion dementia dementia, age at onset dementia, cerebrovascular disease causing dementia, childhood dementia, clinical diagnosis dementia, diagnostic classification dementia, diagnostic evaluation of dementia, differential diagnosis of dementia, driving with dementia, early detection dementia, familial dementia, frontal lobe type dementia, frontotemporal dementia, presenile dementia, rapidly progressive dementia, reversible dementia, screening for dementia, subcortical dementia, thalamic dementia, treatment of demyelinating disease denervation of muscle denervation potentials denial of blindness(Antons syndrome) dental abscess dental procedure, neurologic complications with dentate nuclei dentate nuclei, lesion of dentatorubral-pallidoluysian atrophy depression depression, psychotic depth perception, impaired dermatitis dermatitis herpetiformis dermatoglyphics dermatomyositis descending paralysis desmin developmental abnormality of brain developmental disability developmental evaluation developmental milestones developmental milestones, loss of developmental retardation dexterity, impaired diabetes insipidus diabetes mellitus diabetes mellitus, neurologic manifestations of diabetes mellitus, ocular complications in diabetic amyotrophy diabetic cranialneuropathies diabetic mononeuropathy diagnostic criteria dialysis diaphragmatic paralysis diaphragmatic paralysis, causes of diarrhea diaschisis dichotic hearing diencephalon diet diethylene glycol differential diagnosis difficulty climbing stairs difficulty going down stairs diffuse axonal injury diffuse idiopathic skeletal hyperostosis digital subtraction angiography digits, abnormal dilantin dilantin, factors influencing metabolism of dilantin, serum level dilantin, toxicity diplegia, atonic diplegia, brachial diplopia diplopia, monocular diplopia, transient diplopia, vertical disability rating scale, neurological disability, neurological disc space infection disc space narrowing discitis disconnection syndrome disinhibition-dementia-parkinsonism-amyotrophic complex dislocated hip, congenital disorientation disseminated intravascular coagulation(DIC) dissociated sensory loss distal muscle atrophy distal muscle weakness disulfiram dizziness DNA probes Dominican Republic donut sign door to needle time dopa responsive dystonia dopamine dopamine agonist dopamine receptor dopamine receptor, D2 dorsal column stimulator double-flash discrimination test down-beat nystagmus down-beat nystagmus, primary position of gaze downward gaze downward gaze, paralysis of DPPX DPPX, antibodies, encephalitis draw a clock drawing driving drooling drop attacks droperidol dropped head syndrome drowning drowsiness drug abuse drug abuse, inhalation drug abuse, neurologic complications of drug induced neurologic disorders drug interactions drug overdose drug withdrawal dura, thickened dural sinus thrombosis dwarfism dying dysarthria dyschromatopsia dysdiadochokinesia DYSF gene dysferlin dysferlinopathy dyskinesia dyskinesia, buccal lingual facial dyslexia dysmetria dysmorphic dysnomia dysostosis multiplex dysphagia dysphasia dysphonia dyspnea dyspraxia dysproteinemia dyssynergia cerebellaris myoclonica dysthyroid ocularmyopathy dysthyroidism dystonia dystonia musculorum deformens dystonia, children dystonia, face dystonia, focal dystonia, post traumatic dystonia, treatment of dystonic reaction, acute dystrophic calcification dystrophin ear, abnormal ear, pain in ears of the Lynx MR sign eating disorder echocardiogram echolalia eclampsia eclampsia, postpartum ecstasy ectatic basilar artery ectopic pinealoma edema, leg edema, pedal edema, periorbital educational status efficacy ejection fraction, abnormal El Salvador electrical injury of nervous system electrical sensation electrical stimulation, spinal nerves electrocardiogram, abnormal electrocorticogram electroencephalogram electroencephalogram, abnormalities of electroencephalogram, diffuse slowing electroencephalogram, focal delta activity electroencephalogram, inflammatory disease electroencephalogram, periodic complexes electroencephalogram, video monitoring with electromyogram electromyogram, decremental response electron microscopy electronystagmography electrophoretic pattern, CSF electrophoretic pattern, serum electroretinograph ELISA embolism embolism, cholesterol embolism, fat embolism, vertebral-basilar artery embolization, therapeutic embolization, therapeutic, coils embryogenesis emergencies, neurologic emergencies, ocular emergency room Emery-Dreifuss muscular dystrophy emotional lability employment empty sella empyema, epidural empyema, epidural-spinal empyema, subdural encephalitis encephalitis, amebic encephalitis, autoimmune encephalitis, balamuthia encephalitis, brainstem encephalitis, deer tick encephalitis, episodic encephalitis, focal encephalitis, human immunodeficiency virus type 1 encephalitis, paraneoplastic encephalitis, Powassan encephalitis, Rasmussen's encephalitis, recurrent encephalitis, unknown etiology encephalitis, viral encephalocele encephalomalacia encephalomyelitis encephalomyelitis, parainfectious encephalomyelitis, paraneoplastic encephalopathy encephalopathy, acute encephalopathy, anoxic encephalopathy, delayed encephalopathy, Hashimoto's encephalopathy, limbic encephalopathy, metabolic encephalopathy, neonatal encephalopathy, post anoxic encephalopathy, post traumatic encephalopathy, progressive endarterectomy, carotid endemic area endocarditis, marantic endocarditis, subacute bacterial endolymphatic sac tumors endoscopic surgery endoscopy endovascular therapy enophthalmous enterovirus enterovirus infection of CNS entrapment neuropathy enzyme treatment enzyme, defect enzyme, muscle disease eosinophilia ependymitis ependymoma epidemic epidemiology of neurology epidermoid epilepsia partialis continua epilepsy epileptic encephalopathy episodic disorders episodic neurologic deficits epistaxis equinovarus Erb's palsy Erdheim-Chester disease erectile dysfunction erythema migrans erythrocyte ethambutol ethics in neurology ethylene oxide euthanasia evidence-based research evoked potentials excitotoxin executive dysfunction exercise exercise intolerance exercise-induced vascular symptoms exome sequencing exophthalmus exophthalmus, unilateral external lumbar drainage extraocular muscle atrophy extraocular muscle enlargement extraocular muscle lesion extrapyramidal movement disorder, progressive extremity, cold eye injury eye movement, disorders of eye movement, painful eye, pain in eyelid opening, difficulty with eyes, sunken face, inexpressive face, numbness of facial anomalies facial appearance, abnormal facial asymmetry facial expression abnormality facial nerve facial nerve palsy facial nerve palsy, bilateral facial nerve palsy, congenital facial nevus facial pain facial sweating, unilateral facial weakness facial weakness, bilateral facioscapulohumeral syndrome Factor V Leiden failure to thrive falling false negative false negative VDRL false positive false positive VDRL familial familial hemiplegic migraine familial periodic ataxia fasciculation fatal familial insomnia fatigable chewing fatigue fatty acid, elevated plasma content Fazio-Londe's disease febrile infection-related epilepsy syndrome feeding disorder femoral nerve femoral neuropathy fentanyl fetal alcohol syndrome fetal movements, reduced fetal surgery fetus fever fibrillations fibrinolytic agents fibrinolytic agents, complications fibrinolytic agents, intra-arterial local infusion fibrinolytic agents, intra-venous local infusion fibrous dysplasia fibrous dysplasia of orbit fine motor function, impaired finger flexor weakness finger nose finger test finger swelling finger tapping finger weakness fingernails, abnormal fingerprint bodies fingers, abnormal fingolimod fish fish poisoning Fisher C.M. fistula, arterio-venous, carotid-cavernous fistula, arterio-venous, dural flaccid paralysis flail arm syndrome flavivirus floppy infant florbetapir flow study, carotid artery fluconazole fluctuate fluency flu-like illness fluorescein angiography fluorescene in situ hybridization fluorescent treponema antibody absorption(FTA-ABS) fluorescent treponema antibody absorption/false positive fluorouracil flush syndrome foam cells folic acid folic acid deficiency follicle stimulating hormone fontanel, bulging foot deformity foot drop foot drop, bilateral foot, weakness football neurologic injuries foramen magnum, lesion of forceps delivery fornix fornix, lesion of foscarnet Foster Kennedy syndrome fourth ventricle, compression fourth ventricle, cyst fourth ventricle, enlargement of fourth ventricle, floor fourth ventricle, neoplasm of fourth ventricle, outflow obstruction fourth ventricle, shift of fracture, long bone fracture, long bones, nerve injury with fracture, pathologic Fragile-X associated tremor/ataxia-syndrome fragile-X syndrome fragile-X syndrome, carrier free radical Friedreich's ataxia Friedreich's ataxia, late onset frontal behavioral spatial syndrome frontal bossing frontal lobe, anatomy and physiology frontal lobe, atrophy frontal lobe, behavior with disease of frontal lobe, infarction frontal lobe, lesion of frontal lobe, pathologic signs of frontal lobe, space occupying lesion of frontotemporal brain sagging syndrome frontotemporal dementia, behavioral variant fundus, abnormality of funduscopic exam fungal infection fungal infection, CNS fungal infection, CNS, treatment of fusiarum solani meningitis F-wave response gadolinium gag reflex, depressed gait disorder gait, apraxic gait, magnetic gait, spastic gait, waddling galactocerebrosidase galactorrhea gallium scan gamma knife therapy gammaglobulin therapy, intravenous ganciclovir ganglion ganglionitis gangliosides gangliosidosis GM2 Gantzer's muscle gardener gargoylism gastric partitioning gastrocnemius muscle weakness gastroenteritis gastrointestinal bleeding gastrointestinal disease, neurologic complications gastrointestinal motility gastrointestinal perforation gastroparesis gastrostomy gastrostomy, percutaneous endoscopic gaze palsy gaze palsy, congenital horizontal gaze palsy, horizontal gaze palsy, horizontal-bilateral gaze palsy, supranuclear gaze palsy, vertical gender gene gene mutation gene therapy general paresis of the insane genetic counselling genetic diagnosis genetic diagnosis, prenatal genetic linkage genetic neurologic disorders genetic screening genetic testing geniculate body, lateral genital hypoplasia genital ulcerations genu of corpus callosum geographic location Gerstmann syndrome Gerstmann-Straussler-Scheinker disease Geschwind, Norman GFAP gene GFAP-IgG giant axonal neuropathy giant cell arteritis Gilles de la Tourette syndrome Gillespie syndrome girdle sensation glabellar sign Glasgow coma score glaucoma glaucoma, low tension glaucoma, visual field defects in gliadin antibodies glioblastoma multiforme(astrocytoma Gr.III) glioma glioma, low-grade gliomatosis cerebri gliosis globoid cells globus pallidus globus pallidus focused ultrasound ablation globus pallidus, hemorrhage globus pallidus, infarction globus pallidus, lesion of globus pallidus, lesion of, bilateral globus pallidus, swelling glomus jugulare tumor glucagonoma glucose tolerance test, abnormal glue sniffing glutamate dehydrogenase deficiency glutamic acid glutamic acid decarboxylase, antibody glutaric acidemia glutaric aciduria gluten ataxia gluten sensitivity gluten-free diet glycogen debranching enzyme deficiency glycogen storage disease glyphosate GM antigen test GM1 ganglioside antibodies GNAQ gene Gomez-Lopez-Hernandez syndrome gonadotropin-releasing hormone gout Gowers maneuver Gradenigo's syndrome gram positive cocci granular atrophy, cerebral cortex granular osmiphilic material granule cell granuloma, pulmonary granulomatosis with polyangiitis granulomatous disease grasp reflex grasping Graves ophthalmopathy gray hair gray matter groin pain growth hormone growth hormone deficiency growth retardation guanethidine guanidine Guatemala Guillain Barre syndrome Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, infantile and childhood form Guillain Barre syndrome, prognosis of guinea pig inoculation Gulf War syndrome gumma gunshot wounds Guyon's canal gynecomastia gyral hemorrhage gyrate atrophy of choroid and retina gyrus, abnormal hair, darkening of hair, loss Hallervorden Spatz disease Hallervorden Spatz disease, late onset hallucination hallucination, auditory hallucination, visual hallucination, visual, benign haloperidol hamartoma hammertoes hand deformity hand flapping hand injury hand numbness hand pain hand weakness handcuff neuropathy handlebar palsy hands, fisted Hand-Schuller-Christian disease handwriting hanging hanging leg syndrome head bobbing head circumference head injury head injury, hydrocephalus following head injury, mild head injury, pediatric head injury, prognosis in head jerks head lag head nodding head turning headache headache, awakening with headache, bifrontal headache, chronic headache, frontal headache, intermittent headache, positional headache, progressive headache, recurrent headache, severe headache, sudden onset of headache, thunderclap headache, unilateral headache, worst of life health insurance hearing loss hearing loss, bilateral hearing loss, sudden, bilateral hearing loss, sudden, unilateral hearing problems in children heart block heart block, complete heart murmur heat intolerance heatstroke heavy metal intoxication heel-knee-shin test HELLP syndrome helminthic infection of CNS hemangioblastoma hemangioma hemangioma, cerebral hemangioma, facial hemangioma, leptomeningeal hemangioma, skin hematochezia hematoma, intracerebral hemiachromatopsia, homonymous hemianopia hemianopia, homonymous hemianopia, homonymous, bilateral hemianopia, isolated homonymous hemianopia, transient hemiatrophy hemiatrophy, cerebral hemidiaphragm, paralysis of hemidystonia hemifacial atrophy hemifacial spasm hemiparesis hemiparesis, transient hemiplegia hemiplegia, congenital hemiplegia, progressive hemispherectomy hemoglobin abnormality, neurologic complications of hemoglobinuria hemophilia hemorrhage, intracranial, newborn hemorrhage, periventricular hemorrhage, putamenal hemorrhage, thalamic hemosiderosis of CNS, superficial heparin hepatic encephalopathy hepatic failure hepatitis hepatitis C virus hepatolenticular degeneration(Wilson's disease) hepatolenticular degeneration, non-Wilsonian hepatomegaly hepatosplenomegaly heralding manifestation herbicide hereditary myopathy with early respiratory failure herniated disc herniated disc, lumbar herniated disc, lumbar-laminectomy herniated disc, thoracic herniation syndromes, intracranial herpes labialis herpes simplex encephalitis herpes simplex encephalitis, diagnosis of herpes simplex encephalitis, differential diagnosis of herpes simplex encephalitis, recurrent herpes simplex encephalitis, treatment of herpes simplex myelitis herpes simplex virus herpes simplex virus infection, immunosuppressed patient herpes simplex virus infection, newborn herpes simplex virus, human nervous system and herpes simplex virus, localization of herpes simplex virus, malignancy with herpes simplex virus, pathogenesis of herpes simplex virus, pathology of herpes simplex, neurocutaneous lesions in herpes virus herpes zoster herpes zoster, ophthalmicus herpes zoster, oticus herpes, genital heterochromia iridis heterotopia hexosaminidase-A HGPPS high altitude sickness high arched feet high arched palate highly active antiretroviral therapy hip arthroplasty hip flexor weakness hip pain hippocampal atrophy hippocampus hippocampus, hyperintense Hirschprung's disease hirsutism Hispanics histamine-2 receptor blockers histiocytosis histochemistry histochemistry of muscle histopathology history of neurology HLA hoarseness Hodgkin's disease Hodgkin's disease, neurologic involvement with Hoesch test Holter monitoring homocystinuria homosexual Honduras hormone replacement hormone therapy Horner's syndrome Horner's syndrome, bilateral Horner's syndrome, childhood Horner's syndrome, congenital Horner's syndrome, etiologies of hospice hot cross bun sign H-reflex testing human chorionic gonadotropin, elevated human genome human herpesvirus 6 human immunodeficiency virus type 1 human immunodeficiency virus type 1, asymptomatic human T-lymphotropic virus type I(HTLV-I) human T-lymphotropic virus type II(HTLV-II) hummingbird sign hunger huntingtin Huntington's chorea Huntington's chorea, genetic counselling Huntington's chorea, presymptomatic detection of Huntington's disease, children Hurler's syndrome hydranencephally hydrocephalus hydrocephalus, acute hydrocephalus, classification of hydrocephalus, communicating hydrocephalus, complications with hydrocephalus, congenital hydrocephalus, episodic hydrocephalus, etiology hydrocephalus, exvacuo hydrocephalus, fetal hydrocephalus, infants and children hydrocephalus, intrauterine hydrocephalus, non-communicating(obstructive) hydrocephalus, normal pressure hydrocephalus, normal pressure in children hydrocephalus, normal pressure, etiology hydrocephalus, postoperative hydrocephalus, transient hydrocephalus, treatment of hydrocephalus, viral induced hydroxychloroquine hydroxytryptophan L-5(L-5 HTP) hyperactivity hyperadrenalism hyperalimentation hyperammonemic encephalopathy hyperamylasemia hyperbaric oxygen hyperbilirubinemia hyperbilirubinemia, CNS abnormality after hypercalcemia hypercapnia hyperesthesia hyperhidrosis hyperhidrosis, palmar hyperhidrosis, unilateral hyperhomocysteinemia hyperinsulinism hyperkalemia hyperkeratosis hyperlipoproteinemia hypernatremia hyperornithinemia hyperparathyroidism hyperpathia hyperphagia hyperpigmentation of skin hyperpyrexia, CNS disorder causing hyperreflexia hypersegmented polys hypersensitivity reaction hypersomnia hypertension hypertension, cerebrovascular disease with hypertensive crisis hypertensive encephalopathy hyperthermia hyperthyroidism hypertonia hypertrophic cardiomyopathy hypertrophic intracranial pachymeningitis hypertropia hypocalcemia hypodontia hypogeusia hypoglossal nerve paralysis hypoglycemia hypoglycemic agent, oral hypoglycemic coma hypoglycorrhachia hypoglycorrhachia, causes of hypogonadism hypogonadism, hypogonadotropic hypokalemia hypokalemic alkalosis hypokalemic paralysis hypokalemic periodic paralysis hypomyelination hyponatremia hypoparathyroidism hypophonia hypopigmentation of skin hypopituitarism hypopnea hyporeflexia hyposmia hypotelorism hypotension, systemic hypothalamus hypothalamus, damage to hypothalamus, disturbance of hypothalamus, lesion of hypothalamus, neoplasm of hypothermia hypothermia, causes of hypothyroidism hypotonia hypotonia, infants hypoxia hypoxia, newborn hypoxic encephalopathy iatrogenic neurologic disorders ibrutinib ideomotor apraxia idiopathic hypertrophic subaortic stenosis IgG4, serum IgG4-related disease imbalance imbalance, postural immediate recall immune checkpoint inhibitors immune complexes immune effector cell-associated neurotoxicity syndrome immune reconstitution inflammatory syndrome immune-related adverse events immunization, neurologic complications with immunocompetent immunodeficiency immunoelectrophoresis, serum immunofluorescence immunofluorescent exam of CSF cells immunohistochemistry immunologic disease immunology and the nervous system immunomodulation immunoperoxidase staining immunosuppression immunosuppressive agents immunotherapy impotence impulsivity inability to sit up inability to stand on tiptoes inappropriate antidiuretic(A.D.H.)hormone inappropriate antidiuretic(A.D.H.)hormone, CNS involvement with inappropriate behavior inattention inborn errors of metabolism incidence incidentaloma inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, eosinophilic intranuclear inclusion bodies, intracytopasmic inclusion bodies, intranuclear inclusion bodies, ubiquitin inclusion body myositis incontinence, fecal incoordination increased intracranial venous pressure India india-ink preparation, CSF industrial neurologic disorders infant, evaluation of infantile bilateral striatal necrosis infantile hemiplegia infantile spasm infantile tremor syndrome infection infectious mononucleosis infectious mononucleosis, neurologic findings with inferior vermian artery infertility inflexibility, mental infliximab influenza A virus influenza immunization infraorbital nerve infraspinatus muscle initiative, lack of injection neuropathy insect repellent insect sting insomnia insular cortex insulinoma intellectual deficit intellectual deterioration intelligence quotient interferon interferon alpha interferon beta 1-a interferon beta 1-b interferon inducer interferonopathy intermittent positive pressure breathing internal auditory artery internal auditory artery, occlusion internal capsule internal carotid artery internet internuclear ophthalmoplegia internuclear ophthalmoplegia, bilateral internuclear ophthalmoplegia, unilateral interobserver agreement interosseous muscles interpeduncular cistern, compressed intestinal biopsy intestinal pseudoobstruction intraarterial balloon embolization intracardiac electrophysiologic testing intracerebral hemorrhage intracerebral hemorrhage, causes of intracerebral hemorrhage, clot evacuation intracerebral hemorrhage, differential diagnosis of intracerebral hemorrhage, incidence of intracerebral hemorrhage, lobar intracerebral hemorrhage, location of intracerebral hemorrhage, multiple intracerebral hemorrhage, pathophysiology intracerebral hemorrhage, progression of intracerebral hemorrhage, recurrent intracerebral hemorrhage, small intracerebral hemorrhage, treatment of intracerebral hemorrhage, volume intracranial hemorrhage intracranial hypertension, benign intracranial infection intracranial pressure monitoring intracranial pressure, increased intranasal medication intrathecal chemotherapy intrathecal medication intrathecal treatment of meningitis intrauterine intrauterine growth retardation intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intravenous intravenous drug abuse intraventricular chemotherapy intraventricular hemorrhage intraventricular hemorrhage, clot evacuation intraventricular hemorrhage, primary intraventricular hemorrhage, treatment intrinsic hand muscles intrinsic hand muscles, wasting of introverted intubation iodine deficiency iododeoxyuridine iodoquinol iris, abnormal iris, atrophy of iritis iron, brain irritability Isaacs syndrome ischemic core ischemic exercise test ischemic penumbra islet cell tumor isoniazid ivermectin Jackson's syndrome Jakob-Creutzfeldt disease Japan jaundice jaw clonus jaw closure weakness jaw jerk, abnormal jaw pain JC virus JC virus cerebellar granule cell neuronopathy JC virus encephalopathy Jewish jittery baby jocularity Joubert syndrome judgement, impaired jugular foramen syndrome juvenile distal and segmental muscular atrophy juxtacortical hemorrhage Kallmann's syndrome karyotyping Kearns-Sayre syndrome keratoconjunctivitis kernicterus Kernig's sign ketoacidosis ketogenic diet Klinefelter's syndrome klippel feil syndrome Klumpke palsy Kluver-Bucy syndrome kodachrome collection Korea Korsakoff's psychosis Krabbe's disease Kugelberg-Welander syndrome kyphoscoliosis, neurologic causes of kyphosis labor, complicated labyrinthitis labyrinthitis, acute lacrimal gland lacrimal gland enlargement lactic acidemia lactic dehydrogenase(LDH) lacunar infarction lacunar infarction, differential diagnosis of lacunar infarction, hemorrhagic lacunar state Lafora's disease laminar necrosis, cortical laminectomy laminectomy, cervical laminectomy, lumbar language disorder in adults language disorders in children lateral choroidal artery lateral cutaneous nerve of forearm lateral rectus palsy lateral sinus thrombosis Latin America Latvia laughing, pathologic Laurence-Moon-Bardet-Biedl syndrome L-dopa lead and the nervous system lead poisoning learning disability learning disability, in children Leber's congenital amaurosis Leber's hereditary optic neuropathy left-right orientation leg atrophy leg numbness leg weakness, bilateral leg weakness, unilateral Leigh's disease Leigh's disease, adult variety lemon sign lens, dislocation of lenticular nucleus, lesion of lenticular nucleus, lesion of, bilateral leprosy leptin leptomeningeal melanoma leptospirosis Lesch-Nyhan syndrome lethargy leucine rich glioma inactivated 1 antibodies leukemia leukemia, neurologic findings assoc.with leuko-araiosis leukocyte alkaline phosphotase leukocyte enzyme abnormality leukocytosis leukodystrophy leukodystrophy, 4H leukoencephalitis, acute necrotizing hemorrhagic leukoencephalopathy leukoencephalopathy, adult onset, sporadic leukoencephalopathy, differential diagnosis leukopenia leukostasis level of consciousness level of consciousness, decreased levitation Lewy body Lewy body disease, diffuse Lhermitte's sign libido libido, decreased lid lid closure, weakness of lid lag lid retraction life expectancy life support, withdrawal of life support, withholding of life sustaining treatment light-near dissociation, causes of limbic encephalitis limbic system limbic-predominant age-related TDP-43 encephalopathy line bisection task linear accelerator linear lesion linezolid lip, biting lipid storage disorder of CNS lipoma of CNS lipomembranous polycystic osteodysplasia lissencephaly listeria monocytogenes listeriosis, CNS livedo reticularis liver biopsy liver disease liver function enzymes liver transplantation lobar atrophy locked-in syndrome logopenia lollipop sign long bone lesion long thoracic nerve lordosis Lorenzo's oil loss of sympathy low back pain low birth weight lumbar drain lumbar puncture lumbar puncture, complications of lumbar puncture, repeated lumbosacral plexopathy lumbosacral plexus lumbosacral plexus, neuritis lumbrical muscles lupus anticoagulant luteinizing hormone Lyme disease Lyme disease, children lymph node biopsy lymphadenopathy lymphadenopathy, cervical lymphadenopathy, hilar lymphocytic choriomeningitis lymphocytic meningoradiculitis lymphoma lymphoma involving CNS lymphoma, meningeal lymphoma, primary of CNS lymphoma, systemic lysosomal storage disease lysosomes, abnoral macrocephaly macroglobulinemia macrognathia macular degeneration Madonna facies magnetic stimulation, brain magnetic transfer imaging malabsorption malabsorption syndrome malaria malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malformation, vascular, dural malformation, vascular, treatment of malformation, Vein of Galen malignancy screen malignancy, occult malignant hyperpyrexia malignant optic glioma of adulthood malignant papulosis mammillary bodies manganese intoxication mania manic-depressive Man-In-The-Barrel syndrome maple syrup urine disease marche a petits pas Marchiafava-Bignami disease Marcus Gunn pupil Marinesco-Sjogren syndrome Martin-Gruber anastamosis masked facies masseter muscle spasm masseter muscle wasting masseter muscle weakness mastectomy, radical mastoid opacification mastoiditis maxillary nerves McArdle's disease McDonald criteria for MS McLeod syndrome mechlorethamine meclizine meconium staining medial longitudinal fasciculus(MLF) medial medullary syndrome median nerve median nerve, lesion of median neuropathy mediastinum, mass of medical-legal aspects of neurology medulla oblongata medulla oblongata, atrophy medulla oblongata, infarction of medulla oblongata, lesion of medulla oblongata, malformation medulla oblongata, neoplasm of medulloblastoma Mees lines megalencephaly melanoma, malignant melanomatosis, primary malignant melanosis, primary meningeal MELAS syndrome memory memory, defect of recent memory, evaluation of memory, impairment of memory, recent meningeal biopsy meningeal enhancement meningeal enhancement, nodular meningeal gliomatosis meningeal inflammation meningeal thickening meninges meningioma meningioma, olfactory groove meningioma, sphenoid wing meningismus meningitis meningitis, actinomycotic meningitis, adults meningitis, aseptic meningitis, aspergillus meningitis, bacterial meningitis, bacterial-negative CSF culture meningitis, bacteriologic etiology of meningitis, basilar meningitis, blastomyces meningitis, brucellosis meningitis, candida meningitis, carcinomatous meningitis, children meningitis, chronic meningitis, chronic benign lymphocytic meningitis, cladosporium meningitis, clinical features of meningitis, coenurosis meningitis, CSF cell count-normal meningitis, CSF findings in meningitis, cysticercosis meningitis, echinococcal meningitis, eosinophilic meningitis, factors influencing mortality in meningitis, fungal meningitis, fungal-negative CSF culture meningitis, granulomatous meningitis, helminthic meningitis, histoplasma meningitis, iatrogenic meningitis, late neurologic sequelae in meningitis, leptospira meningitis, leukemic meningitis, listeria monocytogenes meningitis, lymphomatous meningitis, melanomatous meningitis, meningococcal meningitis, Mollaret's meningitis, neurologic aspects and complications of meningitis, neutrophilic meningitis, neutrophilic, persistent meningitis, newborn meningitis, nocardia meningitis, noninfectious meningitis, paracoccidioides meningitis, parameningeal meningitis, parasitic meningitis, pneumococcal meningitis, post myelography meningitis, postoperative neurosurgical meningitis, predisposing factors in meningitis, recurrent meningitis, seizures with meningitis, spinal fluid smear and culture of meningitis, spinal fluid smear and culture-negative meningitis, syphilitic meningitis, TB meningitis, toxoplasma meningitis, treatment of meningitis, treatment of, empirical meningitis, viral etiology in meningitis-encephalitis PCR panel meningocele meningocele, traumatic meningoencephalitis meningoencephalitis, mumps meningoencephalitis, toxoplasma meningoencephalomyelitis meningoencephalopathy meningomyelitis meningovascular syphilis menses, irregular mental retardation mental retardation, familial mental status, abnormal mercaptopropionyl glycine merosin MERRF syndrome MERS mesial temporal lobe mesial temporal lobe epilepsy mesial temporal sclerosis mesial temporal sclerosis, bilateral metabolic acidosis metabolic disorder, primary metachromatic leukodystrophy metachromatic leukodystrophy, juvenile methanol intoxication methcathinone methotrexate methyl benzene methylene tetrahydrofolate reductase methylenetetrahydrofolate reductase deficiency methylhydrazine derivatives methylmalonic acid, serum methylmalonic acidemia methylmalonic aciduria Mexican Mexico microabscesses, cerebral microaneurysm, retinal microangiopathy, brain microangiopathy, retina microcephaly microemboli microglial nodules microgliosis micrognathia microhemorrhage, intracerebral microinfarcts micropthalmia midbrain midbrain, atrophy midbrain, compression midbrain, hemorrhage midbrain, infarction of midbrain, lesion of midbrain, neoplasm of midbrain, swollen middle cerebellar peduncle middle cerebellar peduncle, lesion middle cerebellar peduncle, lesion, bilateral middle cerebral artery territory infarction middle cerebral artery, emboli to middle cerebral artery, occlusion of middle cerebral artery, stenosis of Middle east migraine migraine, hemiplegic migraine, neuroophthalmologic findings in migraine, seizures in migraine, visual symptoms in mild cognitive impairment Millard Gubler syndrome Mills syndrome mimics Minamata disease Mini Mental Status Examination minimally conscious state miosis misdiagnosis misdirection misnomer mitochondrial disease mitochondrial encephalomyopathy mitochondrial recessive ataxic syndrome mitral valve lesion mitral valve prolapse mitral valve vegetation MNGIE syndrome mobility mobility aids Moebius syndrome molar tooth sign molecular genetics mongolism monoamine oxidase inhibitors monoamines monoamines, brain monoclonal antibodies monoclonal gammopathy monoclonal gammopathy of uncertain significance monomelic amyotrophy mononeuritis multiplex mononeuropathy mononeuropathy multiplex mononeuropathy, motor monoparesis monoparesis, focal Montreal cognitive assessment mood change morning glory sign moro reflex morphine mortality mosquito motion perception Motor Band Sign motor cortex motor dysfunction motor neuron disease motor neuron disease, juvenile form motor neuron disease, spontaneous recovery motor system movement disorder movement disorder, drug induced movement disorder, extrapyramidal moyamoya moyamoya, adult MRI MRI, abnormal MRI, abnormal, seizure causing MRI, ADC maps MRI, angiography MRI, automated reading MRI, black holes on MRI, brachial plexus MRI, brain tumors MRI, CAT scan compared to MRI, cerebrovascular disease MRI, complications with MRI, contrast enhanced MRI, contrast enhanced, subependymal MRI, cortical enhancement MRI, cranial nerves MRI, demyelinating disease MRI, diffusion tensor MRI, diffusion weighted MRI, disappearing lesion on MRI, early changes in CVA MRI, eye of tiger sign MRI, false negative MRI, fast MRI, fetal MRI, field strength, high MRI, FLAIR MRI, flow void, CSF MRI, functional MRI, gradient-echo MRI, gray matter enhancement MRI, gyral enhancement MRI, head injury MRI, high signal foci on MRI, high signal intensity of basal ganglia MRI, hypointense signal foci on MRI, incidental finding MRI, indications for MRI, intrauterine MRI, lesion burden MRI, linear enhancement MRI, magnetization transfer sequence MRI, mass effect on MRI, mismatch between perfusion/diffusion MRI, morphometyry MRI, muscle MRI, negative MRI, nodular enhancement MRI, optic nerve MRI, orbit MRI, paramagnetic effect MRI, perfusion MRI, peripheral nerve MRI, periventricular hyperintensity MRI, protocol MRI, ring sign MRI, serial MRI, skull bone changes MRI, spinal cord MRI, spinal cord, increased intramedullary cord signal MRI, spine MRI, susceptibility weighted MRI, T1 weighted fat suppression MRI, T1 weighted high signal foci MRI, venography MRI, volumetry MRI, voxel-based morphometry MRS mucopolysaccharidoses mucormycosis multifocal acquired demyelinating sensory motor neuropathy multinucleated giant cell multiple endocrine neoplasia multiple myeloma multiple organ failure multiple sclerosis multiple sclerosis, chronic progressive multiple sclerosis, conversion to clinically definite multiple sclerosis, diagnosis of multiple sclerosis, diagnostic criteria multiple sclerosis, diet in multiple sclerosis, differential diagnosis of multiple sclerosis, disability status scale multiple sclerosis, epidemiology of multiple sclerosis, lesion location multiple sclerosis, misdiagnosis multiple sclerosis, monosymptomatic multiple sclerosis, pathogenesis multiple sclerosis, plaque multiple sclerosis, prognosis multiple sclerosis, relapsing multiple sclerosis, secondary progressive multiple sclerosis, spinal form multiple sclerosis, treatment of multiple sclerosis, treatment of, first attack multiple subpial transection multiple system atrophy mumps virus murder muscle atrophy, focal muscle atrophy, progressive muscle atrophy, static muscle biopsy muscle biopsy, extraocular muscle cramp muscle diseases, characteristics of muscle hypertrophy muscle pain muscle phosphorylase deficiency muscle relaxant muscle spasm muscle spasm, paraspinal muscle stiffness muscle strength, testing muscle swelling muscle tenderness muscle twitching muscle wasting, diffuse muscle weakness muscle weakness, causes of muscle weakness, insidious onset of muscle weakness, proximal muscle weakness, sudden onset of muscle, metabolic disorders of muscular dystrophy muscular dystrophy, Becker muscular dystrophy, Becker, carrier muscular dystrophy, cardiovascular changes with muscular dystrophy, central nervous system abnormality muscular dystrophy, classification muscular dystrophy, congenital muscular dystrophy, congenital, Fukuyama type muscular dystrophy, differential diagnosis of muscular dystrophy, distal, Miyoshi muscular dystrophy, Duchenne muscular dystrophy, Duchenne, carrier muscular dystrophy, facioscapulohumeral muscular dystrophy, limb-girdle mutism myasthenia gravis myasthenia gravis, differential diagnosis myasthenia gravis, distal weakness myasthenia gravis, drug induced myasthenia gravis, limb-girdle myasthenia gravis, misdiagnosis of myasthenia gravis, paraneoplastic myasthenia gravis, treatment of myasthenic crisis myasthenic syndrome myasthenic syndrome, treatment of mycoplasma mycoplasma pneumoniae mycotic aneurysm myelin protein zero gene myelination of nervous system myelinolysis, extrapontine myelitis myelitis, longitudinal myelitis, transverse myelogram myelogram, cervical myelogram, complications of myelogram, metrizamide myeloma, osteosclerotic myelomalacia myelomeningocele myeloneuropathy myelopathy myelopathy, ascending myelopathy, carcinomatous myelopathy, chronic progressive myelopathy, hepatic myelopathy, ischemic-due to trauma or spondylosis myelopathy, necrotizing myelopathy, radiation induced myelopathy, transverse myelopathy, vacuolar myeloradiculitis myeloradiculopathy myeloschisis myocardial biopsy myocardial infarction myocardial infarction, acute myocardial injury myocarditis myoclonic jerks myoclonus myoclonus, abdominal myoclonus, cortical myoclonus, epilepsy myoclonus, segmental myoclonus, stimulus sensitive myocytolysis myoedema myoglobinuria myokymia myoneuropathy myopathy myopathy, acute myopathy, alcoholic myopathy, amyloid myopathy, autoimmune myopathy, carcinomatous myopathy, centronuclear myopathy, critically ill myopathy, desmin myopathy, distal myopathy, distal, vacuolar myopathy, distal, Welander's myopathy, drug-induced myopathy, hereditary myopathy, inclusion body myopathy, inclusion body with Paget's disease myopathy, inclusion body, hereditary myopathy, mitochondrial myopathy, myofibrillar myopathy, necrotizing myopathy, proximal myopathy, quadriceps myopathy, radiation-induced myopathy, steroid induced myopathy, steroid responsive myopathy, thyroid disease causing myopathy, toxic myopathy, vacuolar myopia myositis myositis, focal myositis, ocular myotonia myotonia congenita myotonia dystrophica myotonic discharges myxedema coma myxedema, neurologic manifestations of N-acetyl-L-aspartic acid narcolepsy narcotic analgesics nasal speech nasal stuffiness nasopharyngeal carcinoma Native Americans nausea and vomiting neck extension neck flexion neck pain neck stiffness neck weakness necrotizing vasculitis needle tracks negative neglect nemaline rod myopathy nemaline rod myopathy, adult onset neologism neonatal infection, viral neoplasm, germ cell neoplasm, hormone producing neoplasm, hormone producing, ectopic neoplasm, intracranial neoplasm, intracranial with metastasis extracranially neoplasm, intracranial, children neoplasm, intracranial, congenital neoplasm, intracranial, differential diagnosis of neoplasm, intracranial, infants neoplasm, intracranial-presenting as head injury neoplasm, metastatic to CNS neoplasm, metastatic to CNS, hemorrhagic neoplasm, metastatic to CNS-children neoplasm, metastatic to CNS-treatment of neoplasm, pituitary neoplasm, pituitary, incidental neoplasm, pituitary, treatment of neoplasm, posterior fossa neoplasm, primary intracerebral neoplasm, primary intracranial neoplasm, primary intracranial-treatment of neoplasm, primary of CNS neoplasm, primary of CNS-aged neoplasm, primary of CNS-children neoplasm, primary of CNS-classification neoplasm, primary of CNS-incidence of neoplasm, primary of CNS-infants neoplasm, primary of CNS-intraventricular neoplasm, primary of CNS-metastasizing to subarachnoid space neoplasm, primary of CNS-survival neoplasm, primary of CNS-treatment of neoplasm, second primary neoplasm, skull base nephritis nephrotic syndrome nerve biopsy nerve block nerve conduction studies nerve conduction studies, motor nerve conduction studies, sensory nerve grafting nerve growth factor nerve hypertrophy nerve injury nerve repair, end to end nerve root enhancement nerve root hypertrophy nerve root, lumbar, lesion of neural tube defect neuritis neuritis, causes of neuritis, heavy metals causing neuroaxonal degeneration neuroaxonal dystrophy neuroaxonal dystrophy, infantile neuroaxonal dystrophy, juvenile neuroaxonal leukodystrophy neurochemistry neurocutaneous disease neurocutaneous melanosis neuroendocrinology neurofibrillary degeneration neurofibromatosis 1 neurofilaments neurogenic atrophy neurogenic bladder neurogenic stunned myocardium neurogenic vs.myopathic atrophy neuroleptic neuroleptic malignant syndrome neuroleptic sensitivity neurolipidosis IV neurologic complications neurologic complications of, burns neurologic complications of, surgery neurologic complications of, systemic cancer neurologic complications of, systemic disease neurologic consultation neurologic disease neurologic disease, diagnoses of neurologic disease, diagnoses of, clinical bedside neurologic disease, incurable neurologic disease, multifocal neurologic disease, tempo neurologic evaluation neurologic examination neurologic examination, focal neurologic examination, non-focal neurologic signs neurologic symptoms neurological intensive care neurolymphomatosis neurolysis neuroma neuromuscular blockade neuromuscular disease, electrodiagnosis of neuromuscular junction neuromuscular junction, abnormality of neuromyelitis optica (Devic's disease) neuromyotonia neuronal cell surface antigen neuronal ceroid-lipofuscinosis neuronal degeneration neuronal intranuclear inclusion disease neuronal migration disorder neuronopathy neuronopathy, sensory neuronopathy, sensory and motor neuroophthalmology neuropathology neuropathology, brain neuropathy neuropathy, amyloid neuropathy, ataxia, retinitis pigmentosa neuropathy, ataxic neuropathy, bicycle neuropathy, classification of neuropathy, demyelinating neuropathy, diabetic neuropathy, hereditary peripheral neuropathy, hypertrophic neuropathy, iatrogenic neuropathy, medication induced neuropathy, motor neuropathy, motor, multifocal neuropathy, multifocal neuropathy, onion bulb neuropathy, painful neuropathy, paraneoplastic neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, sensory neuropathy, toxic neuropathy, vasculitic, nonsystemic neuropathy, vasculitic, systemic neuropathy, work up for neuroprotective agents neuropsychiatry neuroradiology neuroradiology, interventional neuroretinitis neurosis neurosyphilis neurotemesis neurotoxic neurotoxicity, acute neurotoxin neurotransmitter neurotrophin-3 neurovascular compression neutropenia nevus New England newborn, evaluation of next-generation sequencing nicotine Niemann-Pick disease night blindness night sweats NIH stroke scale nimodipine nitrofurantoin nitrogen mustard nitromethane nitrous oxide NMDA antagonists NMDA receptors nocturia non-arteritic antererior ischemic optic neuropathy nonverbal normal nosocomial infection Notch3 gene numbness, ascending numbness, extremity numbness, generalized nusinersen nutritional deficiency nystagmus nystagmus, direction fixed nystagmus, dissociated nystagmus, gaze-evoked nystagmus, pendular nystagmus, peripheral nystagmus, primary position of gaze nystagmus, retractorius nystagmus, rotary nystagmus, see-saw nystagmus, spontaneous nystagmus, upbeating on upgaze nystagmus, upbeating-in primary position of gaze nystagmus, vertical obesity obsessive-compulsive disorder obstetric neurologic injuries occipital condyle fracture occipital lobe, infarction occipital lobe, infarction, bilateral occipital lobe, lesion of occluded fourth ventricle occupational neurologic disorders occupational neuropathies octreotide ocular bobbing ocular bobbing, atypical ocular bobbing, monocular ocular dysmetria ocular flutter ocular motility, disorders of ocular myoclonus ocular myopathy ocular myorhythmia oculogyric crisis oculopharyngeal muscular dystrophy old age, driving and old age, neurology of olfactory bulb oligodendroglioma oligomenorrhea oligophrenin 1 oligospermia olivary degeneration, hypertrophic Ommaya reservoir onchocerciasis onconeural antibodies Onufrowicz nucleus opened mouth operculum syndrome operculum syndrome, bilateral ophthalmic migraine ophthalmoplegia ophthalmoplegia, neonatal ophthalmoplegia, painful ophthalmoplegia, progressive external ophthalmoplegia, total opiate opisthotonus Oppenheim muscular dystrophy opportunistic infection opportunistic infection, CNS opsoclonus opsoclonus-myoclonus syndrome optic atrophy optic atrophy, bilateral optic atrophy, hereditary optic atrophy, infants optic atrophy, unilateral optic canal optic canal, enlargement of optic chiasm optic chiasm, enlarged optic chiasm, lesion of optic disc optic disc cup optic disc edema optic disc ischemia optic foramina optic foramina, abnormal optic glioma optic nerve optic nerve sheath enhancement optic nerve sheath fenestration optic nerve sheath hemorrhage optic nerve, blood supply of optic nerve, compression of optic nerve, decompression of optic nerve, enhancement optic nerve, enlarged optic nerve, hemorrhage in optic nerve, hypoplasia of optic nerve, infarction of optic nerve, lesion of optic nerve, neoplasm of optic neuritis optic neuritis, bilateral optic neuritis, recurrent optic neuritis, treatment of optic neuropathy optic neuropathy, bilateral optic neuropathy, hereditary optic neuropathy, ischemic optic neuropathy, ischemic, anterior optic neuropathy, ischemic, posterior optic neuropathy, muslin optic neuropathy, toxic optic neuropathy, traumatic optic radiation optic radiation, lesion of optic tract optic tract, lesion of optical coherence tomography oral contraceptives oral contraceptives, cerbrovascular disease and oral ulcerations orbit orbit, biopsy orbit, cellulitis of orbit, fat orbit, fractures, neurologic complications of orbit, hypoplasia of orbit, inflammation in orbit, lesions of orbit, mass orbit, meningioma of orbit, neoplasms of orbit, pseudotumor of orbit, tomograms of orbit, trauma to orbit, venography of orbital apex orbital apex syndrome orbital compartment syndrome organ transplantation organomegaly orthopnea orthostatic hypotension orthostatic hypotension, idiopathic oscillopsia osmotic demyelination syndrome osteoarthritis, knee osteogenesis imperfecta osteomalacia osteomyelitis osteomyelitis, spinal osteopetrosis osteoporosis otitis, neurologic complications with ototoxicity owl's eye sign of spinal cord oxygen therapy P300 pacemaker, cardiac-transvenous pachygyria pachymeningitis, cranial Paget's disease Paget's disease, psychosis in Paget's disease, spinal cord problem in pain pain, abdominal pain, arm pain, back pain, central pain, chronic pain, elbow pain, foot pain, head pain, increased response pain, interscapular pain, leg pain, management of chronic pain, penile pain, periorbital pain, severe pain, thigh palatal myoclonus palate, paralysis-unilateral palilalia palinopsia palliative care pallido-ponto-nigral degeneration pallidotomy pallor palmomental response pancoast tumor pancreatitis pancuronium pancytopenia panic attacks PANK2 mutation papilledema papilledema, differential diagnosis of papilledema, unilateral papillitis papillophlebitis papovavirus paracentral lobule paragonimiasis paralysis paralysis, acute paralysis, acute areflexic paralysis, asymmetric paralysis, recurrent paraneoplastic brainstem encephalitis paraneoplastic cerebellar degeneration paranoia paraoxonase paraparesis paraparesis, familial spastic paraparesis, familial spastic, classification paraparesis, spastic paraparesis, spastic, tropical paraphasias paraplegia paraplegia, acute paraplegia, in flexion paraproteinemia parasitic infection parasitic infection, CNS paraspinal muscle paraspinal muscle weakness parasympathetic nervous system parathyroid adenoma paratonia paratrigeminal syndrome parenteral alimentation paresthesias paresthesias, feet paresthesias, hands paresthesias, lower extremity parietal lobe, atrophy parietal lobe, lesion of parietal lobe, syndromes of Parkinson disease Parkinson disease, arteriosclerotic Parkinson disease, atypical Parkinson disease, axial symptoms Parkinson disease, dementia with Parkinson disease, diagnosis Parkinson disease, differential diagnosis of Parkinson disease, drug induced Parkinson disease, early symptoms Parkinson disease, familial Parkinson disease, fluctuations in Parkinson disease, L-dopa nonresponsive Parkinson disease, misdiagnosis Parkinson disease, motor neuron disease with Parkinson disease, on-off phenomena in Parkinson disease, rapid progression Parkinson disease, surgical treatment of Parkinson disease, treatment of Parkinson disease, tremor, absence of Parkinsonism multiple-system atrophy Parkinsonism syndrome Parkinsonism-dementia complex parotid gland neoplasm parotid gland swelling parotitis paroxysmal nonkinesigenic dyskinesia pars planitis parvovirus PAS positive PAS positive material in the brain past pointing pathologic reflex pathology patient information and support pediatric neurology peduncular hallucinosis pellagra pelvic mass penguin silhouette sign penicillamine percussion induced muscle contraction Percutaneous electrical nerve stimulation periaqueductal lesion pericardial effusion pericarditis perihippocampal fissure perimetry perimetry, computerized perineuritis perineuritis, optic periodic paralysis periodic paralysis, thyrotoxic peripheral blood smear peripheral blood smear, abnormal peripheral nerve, lesion of peripheral vascular disease periphlebitis perivascular enhancement periventricular leukomalacia pernicious anemia peroneal muscle atrophy, causes of peroxisomal disease peroxisomes perseveration persistent vegetative state personality change personality disorder pes cavus petechiae petrositis phakomatoses phenobarbital pheochromocytoma phlebotomy phobias phonophobia phosphorylase b kinase deficiency photophobia photopsias photosensitivity, skin phrenic nerve phrenic nerve pacemaker physical abuse physical activity physical therapy physician assisted suicide physostigmine phytanic acid Pick bodies picking at skin Pick's disease pigmentary retinopathy pimozide pineal pineal, calcification of pineal, cyst pineal, neoplasm pinealoma pineoblastoma pineocytoma pitfalls Pittsburgh Compound B pituitary pituitary stalk pituitary stalk, lesion of pituitary, adenoma pituitary, apoplexy pituitary, dysfunction pituitary, hormones of pituitary, lesion of pituitary, metastasis to pituitary, microadenoma placebo plasma cell dyscrasia plasmacytoma plasmapheresis platelet inhibiting drugs pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic plethora pleural effusion pleurisy pneumoencephalogram(PEG) pneumonia pneumothorax podophyllin resin toxicity POEMS syndrome poison, mercury poison, neurologic problems with poison, organophosphate POLG1 gene poliomyelitis poliomyelitis, neonatal poliomyelitis-like illness POLR3B polyclonal gammopathy polycythemia, primary polyglucosan body polyglucosan body disease polyinosinic cytidic acid(poly IC) polymerase chain reaction polymerase chain reaction, false negative polymyalgia rheumatica polymyositis polyneuropathy polyneuropathy, chronic inflammatory demyelinating polyneuropathy, chronic inflammatory demyelinating, variant form polyneuropathy, chronic inflammatory demyelinating-pure motor syn polyneuropathy, chronic inflammatory demyelinating-sens atax var polyneuropathy, chronic inflammatory demyelinating-variant forms polyneuropathy, critically ill polyneuropathy, critically ill, children polyneuropathy, familial polyradiculoneuropathy Pompe's disease of glycogen storage pons, atrophy pons, flattened pons, hypoplasia pons, infarction of pons, lesion of pontine glioma pontocerebellar atrophy porphyria port wine nevus portal caval shunt position sensation position sensation, abnormal positional head-hanging test positive sharp waves post hemorrhagic hydrocephalus post polio syndrome post traumatic pain syndrome posterior cerebral artery posterior cerebral artery territory infarction posterior circulation stroke posterior column disease posterior cortical atrophy posterior fossa posterior fossa, arteriovenous malformation posterior fossa, differential diagnosis of lesions of posterior fossa, lesion of posterior fossa, mass of posterior fossa, signs of posterior inferior cerebellar artery occlusion posterior inferior cerebellar artery syndrome posterior interosseous neuropathy posterior leukoencephalopathy syndrome posterior leukoencephalopathy syndrome, location posterior longitudinal ligament, ossification of postoperative neurologic complications postoperative visual loss postpartum postpartum cortical blindness posttraumatic postural abnormality potassium channel antibodies potassium channel dysfunction Pourfour du Petit syndrome practice guidelines Prader-Labhart-Willi syndrome praziquantel precentral gyrus precipitating factors preclinical precocious puberty pre-eclampsia pregnancy, neurologic complications in premature infant premature infant, problems in prenatal prenatal cephalocentesis prenatal diagnosis by amniocentesis prepontine cistern, effaced pressure sores pretectal area pretectal syndrome prethrombotic state prevention of neurologic disorders primary aldosteronism primary intracranial hypotension primary lateral sclerosis primary leptomeningeal gliomatosis primary thrombocythemia primitive neuroectodermal tumors prion disease prisoners of war, neurologic complications in procainamide procarbazine progeria prognathism prognosis progranulin progressive hemifacial atrophy progressive multifocal leucoencephalopathy progressive muscular dystrophy progressive myoclonic epilepsy progressive neurologic disorder progressive pallidum atrophy progressive spinal muscular atrophy progressive subcortical gliosis progressive supranuclear palsy prolactin prolactin, elevated prolactinoma pronator syndrome propionic aciduria proprioception proprioception, abnormal proptosis proptosis, bilateral proptosis, unilateral prosopagnosia protein C deficiency protein S deficiency proteinopathy prothrombin time, prolonged protozoan infection proximal muscle atrophy pseudoathetosis pseudobulbar palsy pseudocyst pseudohypertrophy pseudomedian nerve palsy pseudomyasthenia pseudomyotonia pseudoperipheral palsy pseudoradial nerve palsy pseudoulnar palsy psychiatric disorder psychiatric problems in neurologic disorders psychological testing psychological testing, children psychological testing, neurologic problems psychomotor retardation psychosis psychosis, acute psychosis, childhood psychosurgery psychotherapy ptosis ptosis, bilateral ptosis, familial ptosis, unilateral puberty puberty, delayed puerperium Puerto Rico pull test pulmonary edema pulmonary embolism pulmonary function tests pulmonary infiltrates pulvinar pupil pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated, unilateral pupil, light reflex, abnormal pupil, tonic pure autonomic failure pure motor hemiplegia pure motor stroke pure sensory stroke Purkinje cell purple glove syndrome purple hands pursuit eye movements, abnormal putamen, lesion of putamen, lesion of, bilateral pyramidal tract pyramidal tract dysfunction pyramidal tract, uncrossed pyruvate metabolism, abnormality of quadrantanopia, inferior quadrantanopsia, homonymous quadrantanopsia, superior quadriceps atrophy quadriceps weakness quadrigeminal cistern quadrigeminal plate quadriparesis quadriplegia quadriplegia, transient quality of life rabies, nervous system involvement with race radial nerve radial nerve, palsy of radial pulse, unilateral decrease of radiation encephalopathy, delayed radiation hypersensitivity radiation necrosis radiation therapy, CNS treatment and complications with radiation therapy, salivary gland radiation therapy, stereotactic radiation therapy, sterotactic, complications radiculopathy radionuclide imaging, heart ragged-red fibers Ramsay Hunt syndrome Rankin score rapid onset dystonia parkinsonism rapidly fatal neurologic illness rapidly progressing neurologic illness rash Raynaud's phenomenon reading reading disorder, acquired reading problem, causes of real-time quaking-induced conversion recanalization, arterial recombinant activated factor VII recombinant DNA recruitment recruitment, reduced recurrent recurrent laryngeal nerve paralysis red eye Red flags red free light red free light, fundus exam with reflex sympathetic dystrophy reflex sympathetic dystrophy, children reflex, brainstem refractive errors Refsum's disease rehabilitation for neurologic disorders relapsing polychondritis release phenomena religiosity REM sleep REM sleep behavior disorder remission remote effect of cancer on the nervous system renal failure renal failure, acute renal stones renal transplantation renal tubular acidosis reperfusion repetition, impaired repetitive nerve stimulation respirations in CNS disease respirator respiratory depression respiratory distress syndrome, neurologic status with respiratory failure respiratory tract infection restrictive ophthalmopathy reticulum cell sarcoma retina, abnormal retinal arteriole attenuation retinal artery occlusion retinal branch artery occlusion retinal degeneration retinal detachment retinal dysplasia retinal hemorrhages retinal infarction retinal ischemia retinal lesion retinal nerve fiber layer retinal tumor retinal vasculitis retinal vasculopathy retinal vasculopathy with cerebral leukodystrophy retinitis pigmentosa retinoblastoma retinopathy Retriever Device retrobulbar neuritis retrocollis retro-orbital pain retroperitoneal fibrosis retroperitoneal mass retropulsion retrovirus Rett's syndrome revascularization, surgical reverse split hand sign reversible cerebral vasoconstrictive syndromes reversible neurologic disorder reversible splenial lesion syndrome review article Rey diagram RFLPs rhabdomyolysis rheumatic arteritis rheumatic brain disease rheumatic fever rheumatic heart disease rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid pachymeningitis rhinorrhea, CSF rhombencephalosynapsis rickets Riddoch phenomenon rifampin right to die rigid spine syndrome rigidity rigidity, axial Riley-Day syndrome riluzole rippling muscle disease risk factors risk-benefit assessment rituximab roaming behavior rodents Rolandic artery Romberg's sign root lesion, nerve rooting reflex Rosenthal fibers rotavirus Roussy Levy syndrome rubella encephalitis rubella encephalitis, progressive rubella syndrome rubella virus rubeola virus rubeola, encephalitis Russia saccadic eye movements saccadic eye movements, abnormal safety sagging of the brain salivary gland enlargement salivation, excessive sarcoidosis sarcoidosis, CNS sarcoidosis, ocular sarcoma sarcoma, osteogenic scalenus anticus syndrome scalp tenderness Schilder's disease schizophrenia sciatic neuropathy sciatica scleritis scleroderma scleroderma, neurologic involvement with sclerosis, bone sclerosteosis scoliosis scoliosis, neurologic association with scooters scotoma scotoma, central scotoma, paracentral-homonymous scotomata, scintillating screening sea-blue histiocytes season second wind phenomena sedation sedimentation rate sedimentation rate, elevated seizure seizure, adult onset seizure, children seizure, classification of seizure, complications following seizure, diagnosis of seizure, drug resistance seizure, elderly seizure, etiology of seizure, familial seizure, febrile seizure, febrile, risk of epilepsy following seizure, focal seizure, focus seizure, intractable seizure, intractable, treatment of seizure, medication failure seizure, neonatal seizure, new onset seizure, paradoxical seizure, prevention of seizure, prognosis in adults seizure, prognosis in childhood seizure, psychomotor-frontal lobe seizure, psychomotor-temporal lobe seizure, psychomotor-temporal lobe, interictal behavior seizure, psychomotor-temporal lobe, prognosis of seizure, psychosocial aspects of seizure, recurrent seizure, repetitive seizure, risk factors for seizure, surgical treatment of seizure, tonic-clonic seizure, treatment of seizure, treatment of, polytherapy seizure, treatment, adjunctive therapy seizure, withdrawal seizure, workup of self-mutilation sella turcica, enlargement of semantic dementia semialdehyde dehydrogenase deficiency sensorimotor stroke sensorineural hearing loss sensory ganglia sensory ganglia, abnormal sensory level sensory loss sensory loss, cortical sensory loss, cutaneous sensory loss, glove-stocking sensory loss, patchy sensory loss, pseudoradicular sensory loss, truncal sensory nerve action potentials sensory symptoms sensory testing sensory testing, quantitative septicemia sequencing difficulty serologic test for syphilis serologic testing serologic testing of cerebrospinal fluid seronegative serum alanine aminotransferase serum tumor markers setting sun phenomena sexual abuse sexual behavior, disorder of sexual dysfunction in neurologic disease sexually transmitted disease sheathing of retinal veins shell fish poisoning shock, hypovolemic short stature short steps shoulder, numbness shoulder, pain in shoulder, subluxation shoulder, swelling of shoulder, weakness shoulder-girdle wasting shoulder-hand syndrome shoveling shunt procedure, lumboperitoneal shunt procedure, lumboperitoneal-complications of shunt procedure, ventricular shunt procedure, ventricular-complications of shunt procedure, ventricular-functional evaluation shunt procedure, ventriculo-amniotic shunt procedure, ventriculo-atrial shunt procedure, ventriculo-peritoneal shunt procedure, ventriculo-pleural Shy-Drager syndrome sialadenitis Sicard-Collet syndrome sicca syndrome sickle cell disease sickle cell trait sildenafil simultanagnosia simvastatin sinemet single photon emission computed tomography single photon emission computed tomography, false negative single-fiber electromyography sinus, fracture of sinuses, diseases of sinusitis Sjogren's syndrome Sjogren's syndrome, neurologic manifestations of skew deviation skew deviation, alternating skin, biopsy skin, cherry-red skin, darkening of skin, discoloration skin, lesions in neurologic disorders skin, temperature difference skull base, surgery skull bone, erosion skull fracture skull fracture, basal skull x-ray skull x-ray, abnormal skull x-ray, bony defect on skull, metastatic carcinoma to sleep sleep apnea sleep pathology and physiology slit lamp examination slit ventricle syndrome slow virus infection of CNS slurred speech small for dates infant, problems in small vessel disease smell Smell Identification Test smiling SMN1 gene Sneddon's syndrome snout reflex soap-bubble appearance sodium valproate solitaire device solvent somatosensory evoked potentials somatosensory evoked potentials, dermatomal somatostatin analogue somnolence South America southeast asia spaceflight sparganosis sparganosis, cerebral spastic ataxia spastic diplegia spastic paraplegia, type 11 spastic paraplegia, type 15 spastic paraplegia, type 7 spasticity speech disorder speech disorder, childhood speech disorder, non aphasic speech, delayed development of speech, loss of speech, slowed sphenoid sinus sphenoid sinus mucocele spina bifida spinal cord spinal cord degeneration spinal cord, anatomy of spinal cord, biopsy spinal cord, cervical spinal cord, cervical, measurement spinal cord, compression of spinal cord, compression, epidural abscess causing spinal cord, enlargement spinal cord, extramedullary cyst of spinal cord, herniation spinal cord, infarction of spinal cord, injury of spinal cord, injury, management of spinal cord, injury, New Born spinal cord, injury, prognosis in spinal cord, injury, sexual dysfunction in spinal cord, intramedullary cyst of spinal cord, ischemic lesion of spinal cord, lesion of spinal cord, neoplasm spinal cord, neoplasm, extramedullary spinal cord, neoplasm, intramedullary spinal cord, pathologic exam of spinal cord, transection spinal cord, vascular malformation of spinal headache spinal muscular atrophy spinal muscular atrophy, adult onset spinal muscular atrophy, classification spinal muscular atrophy, intermediate form spinal stenosis spinal stenosis, cervical canal spinal stenosis, familial spine, infection of spinocerebellar ataxia spinocerebellar ataxia type 1 spinocerebellar ataxia type 10 spinocerebellar ataxia type 12 spinocerebellar ataxia type 2 spinocerebellar ataxia type 3/Machado Joseph disease spinocerebellar ataxia type 5 spinocerebellar ataxia type 6 spinocerebellar ataxia type 7 spinocerebellar ataxia type 8 spinocerebellar degeneration spinopontine atrophy, dominant spirochete infection spirometry spitting splenium of corpus callosum splenium of corpus callosum, displaced splenomegaly splinter hemorrhages spondylolysis spondylosis spongy degeneration of brain spontaneous muscle activity spontaneous remission sports medicine, neurology of Spot sign spot sign, retrobulbar staggering standing difficulty staphylococcal protein A column therapy stare startle myoclonus startle reaction static encephalopaty of childhood with neurodegeneration in adulthood statin therapy status epilepticus status epilepticus, intractable steatorrhea stellate-ganglion block stem cell tourism stem cell transplantation steppage gait stereotaxic surgery stereotyped behavior sternocleidomastoid muscle sternocleidomastoid wasting sternocleidomastoid weakness steroid steroid therapy, CNS treatment and complications with stiff legs stiff man syndrome stillbirth stimulant drugs stimulation, deep brain Stokes-Adams syndrome stooped posture storage disease of CNS strabismus Strachan's disease straight sinus strangulation streptokinase striatonigral degeneration striatonigral degeneration, infantile striatum, lesion of striatum, lesion of, bilateral stridor stroke disability scale stroke unit stroke, progression of strokelike episodes stuporous Sturge-Weber syndrome stuttering stuttering following CVA subacute myelo-opticoneuropathy(S.M.O.N.)complex subacute sclerosing panencephalitis(S.S.P.E.)Dawson's disease subacute sclerosing panencephalitis, acute subacute sclerosing panencephalitis, adult onset subarachnoid hemorrhage subarachnoid hemorrhage, causes of subarachnoid hemorrhage, nonaneurysmal subarachnoid hemorrhage, normal cerebral angiography with subarachnoid hemorrhage, perimesencephalic subarachnoid hemorrhage, prognosis subarachnoid hemorrhage, recurrent subarachnoid hemorrhage, treatment of subclavian artery stenosis subcortical U fibers subcutaneous cerebral spinal fluid reservoirs subcutaneous nodules subdural effusion subdural hematoma subdural hematoma, acute subdural hematoma, bilateral subdural hematoma, interhemispheric subdural hematoma, neonates and infants subdural hematoma, posterior fossa subdural hygroma subependymoma subgaleal fluid collection subinsular cortex suboccipital decompression substantia nigra subtemporal decompression subthalamic nucleus subtraction of x-rays suck reflex suck, poor sudden death suicide sulcal effacement sulfite oxidase deficiency sulfone superior cerebellar artery infarction superior cerebellar peduncle superior colliculus superior oblique palsy superior ophthalmic vein superior orbital fissure syndrome superior petrosal sinus superior sagittal sinus superior sagittal sinus thrombosis superoxide dismutase suprascapular nerve suprascapular neuropathy suprasellar lesion supraspinatus muscle sural nerve survival motor neuron gene Susac's syndrome swallow evaluation sweating sweating, abnormality of SWIFT PRIME Trials swimming sylvian fissure symmetric brain lesions sympathectomy sympathetic block sympathetic nervous system symptomatic syncope syncope, differential diagnosis of syndactyly synkinesis synucleinopathy syphilis, asymptomatic syphilis, congenital syphilis, diagnosis and treatment syphilis, meningomyelitis syphilis, neurologic complications with syphilis, ocular syringomyelia systemic illness systemic lupus erythematosus systemic lupus erythematosus, neurologic complications with systemic lupus erythematosus, neuro-opthal.complications with T1 black holes tabes dorsalis tachycardia tacrolimus talk tandem gait, ataxic tangential Tangier's disease tapetoretinal degeneration Tapia's syndrome taste tau protein tauopathy Tay-Sachs disease TDP-43 proteinopathy tectal glioma tectum teeth, abnormal teeth, number of in infants teeth, wide-spaced telangiectases teleconsulting telemedicine teleneurology telestroke temper tantrums temporal artery temporal artery, biopsy temporal artery, tender temporal horn, enlarged temporal lobe temporal lobe, anatomy and physiology temporal lobe, atrophy temporal lobe, lesion temporal lobe, lesion, bilateral temporal lobe, status temporal lobe, tumor temporal lobectomy temporal lobectomy, complications temporalis muscle wasting temporalis muscle weakness temporomandibular joint, dislocation tenderness tendonitis tensilon test tensilon test, false positive tentorium cerebelli teratogenesis teratogenesis, viral teratogenic drugs teratoma teratoma, ovarian term infant testicular atrophy testicular biopsy testicular germinoma testicular teratoma testosterone testosterone, serum testosterone, serum, low tetany Texas thalamic aphasia thalamic tumors thalamic tumors, bilateral thalamus thalamus, atrophy of thalamus, infarction of thalamus, lesion of thalamus, lesion of-bilateral thallium poisoning thermography thiamine thiamine deficiency Thies's sign third nerve palsy third nerve palsy, bilateral third nerve palsy, partial third nerve palsy, pupil sparing in third ventricle third ventricle, enlargement of third ventricle, mass of third ventricle, wall thoracic outlet syndromes Three territory sign thrombectomy thromboangiitis obliterans cerebri thrombocytopenia thrombocytosis thrombophlebitis thrombophlebitis, prophylaxis thrombosis, cerebral thumb weakness thyroiditis thyrotoxicosis thyrotropin-releasing hormone tic tick bite tick-borne encephalitis tinnitus tinnitus, pulsatile tissue plasminogen activator, intravenous titinopathy titubation toe walking Tolosa Hunt syndrome tomaculous neuropathy tongue, atrophy tongue, biting tongue, enlarged tongue, fasciculations of tongue, hemiatrophy of tongue, impaired movements of tongue, protrusion of tongue, smooth tongue, swelling tongue, ulcer tongue, weakness tonic foot response tonic spasms tonsillar herniation of cerebellum tonsillectomy tonsillitis TORCH infections torticollis torticollis, post traumatic torture tourniquet neuropathy toxic encephalopathy toxins, nervous system toxoplasmosis, acquired toxoplasmosis, CNS toxoplasmosis, congenital tracheostomy tractography tram-track sign tranexamic acid transcutaneous electrical nerve stimulation transdermal medication transderm-V transependymal CSF migration transglutaminase antibodies transient ischemic attack transient neurologic deficit transilumination of skull transluminal angioplasty, intracranial transplacental virus infections trapezius weakness trauma travel, foreign trazodone treatment of neurologic disorder treatment, empirical tremor tremor, cerebellar tremor, intention tremor, jaw tremor, post traumatic tremor, postural tremor, resting tremor, treatment of tremor, writing tremulousness triangle of Guillain and Mollaret trichloroethylene trichopoliodystrophy tricresylphosphate trigeminal nerve trigeminal nerve, abnormality of trigeminal nerve, hypertrophy trigeminal nerve, lesion of trigeminal neuralgia trigeminal neuropathy trigeminal neuropathy, sensory trinucleotide repeats tripping trisomes trisomy 9p trochlear nerve trochlear nerve palsy Trousseau's sign trypanosoma brucei gambiense tuberculin skin test, positive tuberculoma tuberculoma of CNS tuberculosis tuberculous meningoencephalitis tuberous sclerosis tubular aggregates, muscle tumefactive lesion tumor necrosis factor inhibitor tunnel sign Turner's syndrome twins type 2 muscle fiber tyrosine hydroxylase deficiency ubiquitin ubiquitination ulcers, fingertip ulnar nerve ulnar nerve, compression of ulnar nerve, deep palmar branch of ulnar neuropathy ultrasonography ultrasonography, head ultrasonography, head, fetus-neonate ultrasonography, nerve ultrasonography, orbit ultrasonography, spinal umbilical-cord blood transplantation uncal herniation unconsciousness Unverricht-Lundborg disease upgaze upgaze, paralysis of upright-tilt test upward deviation of eyes upward transtentorial herniation urea-cycle enzymopathies ureaplasma urealyticum uremia uremic encephalopathy uric acid, low urinalysis, abnormal urinary frequency urinary gonadotropin urinary incontinence urinary urgency urine test for metabolic disorders urine test in toxic screen urine, dark Usher's syndrome uveitis vaccination, neurologic complications with vaccine vaccinia vagal neuropathy vagus nerve stimulation vagus nerve, lesion of valium varicella zoster virus varicella zoster virus, vasculopathy variola vascular endothelial growth factor vascular syndromes vasculitides vasculopathy vasospasm vasospasm, cerebral vegetarianism vein of Galen Vemurafenib Venereal Disease Research Laboratory test venogram, cerebral venous thrombosis, non-cerebral ventricle, slit-like, CAT scan ventricular enlargement ventricular garlands ventricular size ventricular tap ventriculitis ventriculitis, pyogenic ventriculogram ventriculogram, metrizamide ventriculostomy ventriculostomy, endoscopic vertebral artery occlusion vertebral erosion vertebral-basilar insufficiency vertical gaze vertigo vertigo, cervical vertigo, positional vertigo, treatment of vestibular function, tests of vestibulopathy vibratory sensation vibratory sensation, abnormal vinblastine vincristine neurotoxicity violent behavior viral infection viral infection, CNS viral infection, CNS, treatment of viral isolation viral load Virchow-Robin spaces, dilated virus, slow vision loss, sequential vision, blurred vision, failure of in childhood visual acuity visual acuity, decreased visual acuity, decreased, monocular visual cortex visual evoked response visual field defect visual field defect, altitudinal visual field testing visual fields visual fields, constricted visual impairment visual loss visual loss, delayed visual loss, progressive visual loss, slow visual loss, slow-unilateral visual loss, sudden visual loss, sudden-unilateral visual loss, transient visual neglect visual obscurations, transient visual symptoms visual tracking visuospatial disturbance vital capacity vitamin deficiency vitamin E vitamin E deficiency vitamin supplementation vitiligo vitreous hemorrhage vitreous opacities vitritis vocal cord paralysis vocalizations Vogt-Koyanagi-Harada syndrome voice, abnormality of Volkmann's ischemia vomiting, episodic vomiting, recurrent Von Hippel Lindau voriconazole Waldenstrom's macroglobulinemia Walker-Warburg syndrome walking frame walking, delayed walking, difficulty with Wallerian degeneration wandering war watershed infarcts weakness weakness, acute weakness, congenital weakness, fatiguable weakness, focal weakness, generalized weakness, infant weakness, progressive weakness, proximal weaning from respirator, failure to web sites Weber's syndrome weight gain weight loss weightlifting welder Werdnig-Hoffman disease Werner's syndrome Wernicke's aphasia Wernicke's encephalopathy West disease West Nile fever Western immunoblot test wheelchair Whipple's disease whistle, inability to white hair white matter disease white matter disease, periventricular white matter disease, subcortical white matter tracts white matter, dirty-appearing wide based gait winging of scapula Wingspan study withdrawal, social Wolfram syndrome Wood's light word-finding difficulty workup WORLD spelling test wrist drop writing xanthelasma xerophthalmia xerostomia X-linked bulbospinal neuronopathy x-linked hydrocephalus x-linked mental retardation X-linked myopathy x-linked myopathy with excessive autophagy X-linked neuropathy x-ray, spine yelling Zika virus infection zinc zoster sine herpete

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