Differential (Click to cross reference) abdominal cramps abdominal distention abdominal mass abdominal migraine abdominal x-ray abducens nerve paralysis abducens nerve paralysis, bilateral abortion, spontaneous abscess, brainstem abscess, cerebellum abscess, intracerebral abscess, intracerebral, multiple abscess, intracerebral, recurrent abscess, intracerebral, treatment of abscess, intracranial abscess, intracranial-fungal abscess, lung abscess, perivalvular abstinence syndrome abstract reasoning abulia acalculia acanthocytosis acceleration-induced loss of consciousness aceruloplasminemia acetaminophen acetazolamide acetonitrile acetylcholine in CNS acetylcholine receptor antibody acetylcholine receptor antibody, ganglionic achalasia acid maltase deficiency aciduria acne vulgaris acoustic nerve acquired immunodeficiency syndrome acquired immunodeficiency syndrome dementia complex acquired immunodeficiency syndrome, congenital acquired immunodeficiency syndrome, heralded by neurologic invol acquired immunodeficiency syndrome, infants and children acquired immunodeficiency syndrome, medical precautions with acquired immunodeficiency syndrome, older adults acquired immunodeficiency syndrome-related complex acrocyanosis acromegaly acromicria ACTH ACTH stimulation test actinomycosis activities of daily living activities of daily living scale acute abdomen acute cerebellar ataxia acute disseminated encephalomyelitis acute disseminated encephalomyelitis, multiphasic acute disseminated encephalomyelitis, relapsing acute febrile cerebrovasculitis acute intermittant porphyria acute necrotizing encephalitis acute respiratory distress syndrome acyclovir adalimumab ADAMTS 13 ADAMTS13 deficiency addiction, heroin addiction, heroin-neurologic complications with Addison's disease adenine arabinoside adenovirus infection adenylate kinase 5 autoantibodies Adies pupil adolescent medicine adrenal crisis, acute adrenal lesion adrenergic blocker adrenoleukodystrophy adrenoleukodystrophy, adult onset adrenomyeloneuropathy adult T-cell leukemia-lymphoma adult-onset leukodystrophy, with neuroaxonal spheroids advance directives advances in neurology adverse drug reaction aerobic exercise afebrile affect, flat affect, inappropriate affective disorders Afipia felis Africa age associated memory impairment agenesis of corpus callosum ageusia aggression agitation agoraphobia Aicardi-Goutieres syndrome air transport air travel air, spinal airway obstruction akinetic mute akinetic mutism assoc.with hydrocephalus albendazole alcohol alcohol intolerance alcohol intoxication alcohol, blood level of alcohol, neurologic complications with alcoholic blackout alcoholic coma alcoholic dementia alcoholic polyneuropathy alcoholic withdrawal states, DT's, convulsions, etc. alcoholism Alexanders disease Alexanders disease, adult onset algorithm alkalosis, respiratory alkylating agents allodynia alopecia alpha coma alpha-fetoprotein altered states of consciousness altered states of consciousness, driving with alternating hemiplegia alternating hemiplegia of childhood alternative medicine aluminum alveolar hypoventilation Alzheimer type II astrocytosis Alzheimer's disease Alzheimer's disease, diagnosis of Alzheimer's disease, early symptoms Alzheimer's disease, familial Alzheimer's disease, patient awareness of Alzheimer's disease, preclinical Alzheimer's disease, prognosis of Alzheimer's disease, risk factors in Alzheimer's disease, treatment of amaurosis fugax amaurosis fugax, unilateral vs.bilateral amblyopia, toxic amenorrhea amimia aminoacidopathies aminoacidurias amiodarone amitriptyline ammonia amnesia amnesia, concussion amnesia, head injury causing amnesia, psychogenic amnesia, retrograde amnesic stroke amnestic syndrome amoxapine AMPA receptor antibodies amphetamines amphiphysin antibodies amphotericin B amygdalohippocampectomy amyloid amyloid angiopathy, cerebral amyloid angiopathy, cerebral, inflammatory type amyloid beta protein amyloid beta-related angiitis amyloid deposition amyloid imaging amyloid plaques amyloidoma amyloidosis amyloid-related imaging abnormalities amyotrophic chorea-acanthocytosis amyotrophic lateral sclerosis 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, prognosis amyotrophic lateral sclerosis, treatment of ANA anal wink response analgesia, epidural analgesic anasarca anatomy of anemia anemia, hemolytic anemia, megaloblastic anencephaly anergy anesthesia, epidural anesthesia, general anesthesia, local anesthesia, spinal aneurysm aneurysm, abdominal aortic aneurysm, anterior cerebral aneurysm, anterior communicating aneurysm, aortic arch aneurysm, asymptomatic aneurysm, berry aneurysm, clipping aneurysm, fungal intracranial aneurysm, intracranial aneurysm, intracranial, acute 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reflex, absent ankle, swelling of anomic aphasia anorexia anorexia nervosa anosmia anosognosia anoxia antecedent illness anterior cerebral artery anterior cerebral artery territory infarction anterior cerebral artery, azygos(unpaired) anterior commissure anterior communicating artery anterior horn cell disease anthrax anti basal ganglia antibodies anti citrullinated antibody anti GQ1b IgG antibody anti Hu antibody anti IgLON5 anti La antibody anti Ma anti MAG antibodies anti Ri antibody anti Ro antibody anti Yo antibody antiarrhythmic drugs antibiotic prophylaxis antibiotics antibiotics, neurologic complications with antibodies to measles antibodies to voltage-gated calcium channels anticardiolipin antibodies anticholinergic drugs anticholinergic drugs, side effects of anticholinesterase anticoagulant, complications of anticoagulant, treatment anticoagulant, treatment in CVD anticonvulsants anticonvulsants, blood level determination of anticonvulsants, cognitive function with anticonvulsants, discontinuation anticonvulsants, discontinuation in seizure-free epileptics anticonvulsants, effectiveness anticonvulsants, enzyme inducing anticonvulsants, hypersensitivity syndrome anticonvulsants, mechanism of action of anticonvulsants, rectal administration anticonvulsants, selection of anticonvulsants, teratogenicity of anticonvulsants, untoward effects of antidepressant anti-dopamine 2 receptor antibody antidotes antihypertensive antimetabolite antimicrosomal antibodies antineutrophil cytoplasmic autoantibodies antioxidant antiphospholipid antibodies antiphospholipid antibody syndrome antispasticity drugs antistreptolysin titer antithyroid antibodies antitoxin antiviral agents anxiety aorta, abdominal aorta, abnormal aorta, atherosclerosis aorta, sheathing aortic valve, bicuspid aortic valve, lesion of aortic valve, stenosis aortitis apallic state Apgar score aphasia aphasia, children aphasia, global apnea apolipoprotein E apomorphine apraxia apraxia, 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astrocytoma astrogliopathy astronauts asymptomatic asystole ataxia ataxia, cerebellar ataxia, hereditary ataxia, paroxysmal ataxia, progressive ataxia, sensory ataxia, truncal ataxic gait ataxin ataxin-2 atenolol atherosclerosis, generalized athetosis atonic bladder ATP1A3 gene atrial fibrillation atrial fibrillation, surgical treatment atrial flutter atrial myxoma atrioventricular block atropine attention attention deficit disorder with hyperactivity attention deficit disorder with hyperactivity, adult attention span atypical atypical lymphocytes audiogram audiologic test to localize site of pathology audiology auditory evoked brainstem potentials aura autism autism, screening for autistic behavior autoantibodies autoimmune basal ganglia encephalitis autoimmune cerebellar ataxia autoimmune disease autoimmune encephalopathy autoimmune epilepsy autoimmune GFAP astrocytopathy autoimmune meningitis automatic behavior automatic implantable cardioverter-defibrillator automatism, postictal automobile accidents autonomic cardiovascular reflexes autonomic dysfunction autonomic dysfunction, acute autonomic dysfunction, evaluation of autonomic nervous system autonomic neuropathy autonomic neuropathy, idiopathic autoregulation, cerebral awareness axonal degeneration axonal injury axonal shear injury axonal spheroid axonopathy, distal Ayurvedic medicine azathioprine azidodeoxythymidine B 12 deficiency B 12 deficiency, infants B cell lymphocytes B cell lymphoma B12 babesiosis Babinski sign baclofen baclofen toxicity baclofen withdrawal bacteremia bacterial endocarditis, neurologic manifestations of bacterial infection bacterial infection, CNS BAL Balint's syndrome Bannayan-Riley-Ruvalcaba syndrome barbiturate barbiturate anesthesia barbiturate anesthesia, status epilepticus barbiturate intoxication baroreceptors Barthel index bartonella henselae bartonella quintana basal cell carcinoma basal cistern 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 baseball basilar artery basilar artery migraine basilar artery occlusion basilar artery stenosis basilar impression basketball basophilic stippling of red blood cells bat bite bath salts, psychoactive battered child syndrome baylisascariasis BCG treatment bedridden bee sting bee sting, neurologic complications with behavior behavior modification behavior, combative behavioral disorder behavioral disorder, acute Behcet's syndrome belligerent Benedict's solution test benign positional vertigo benzodiazepine benzodiazepine antagonist beriberi beta adrenergic blocker beta-D-glucon Bezold-Jarisch reflex bicaudate index Bickerstaff's brainstem encephalitis bicycle injuries bifid uvula bilateral periventricular nodular heterotopia bilirubin encephalopathy Bing-Neel syndrome Binswanger disease biologic markers biological warfare biotin biotin deficiency biotin deficiency, acquired biotin deficiency, juvenile form biotinidase deficiency biotin-responsive basal ganglia disease birth injury bismuth bitemporal visual field defect blacks bladder dysfunction blast injury blepharospasm blindness blindness, monocular blindness, sudden blindness, transient blinking blood brain barrier blood cultures blood dyscrasias, neurologic findings with blood gases, arterial blood pressure blood pressure, asymmetric blood pressure, mean arterial blood transfusion body odor bone biopsy bone density bone density, increased bone marrow biopsy bone marrow infarction bone marrow necrosis bone marrow suppression bone marrow transplantation bone pain boomerang sign border zone hypoperfusion border zone infarct Borrelia burgdorferi infection Borrelia miyamotoi infection botulinum toxin botulism botulism antitoxin botulism immune globulin botulism, infant bovine spongiform encephalopathy boxing brachial neuritis brachial neuritis, acute brachial plexus brachial plexus injury brachial plexus neuropathy brachium pontis bradycardia bradycardia-tachycardia syndrome bradykinesia bradyphrenia brain atrophy brain biopsy brain biopsy, false negative brain biopsy, indication brain biopsy, stereotaxic brain damage brain development brain fog brain mapping brain natriuretic peptide brain purpura brain scan brain scan, abnormal brainstem brainstem, atrophy brainstem, deformity of brainstem, dysfunction brainstem, edema brainstem, hemorrhage, primary brainstem, hemorrhage, secondary brainstem, infarction of brainstem, ischemia brainstem, lesion of brainstem, surface lesion of, hyperintense brainstem, syndrome Brazil breast feeding breath holding spells vs.seizures breech delivery bridge therapy brodifacoum bromide bromocriptine bronchopulmonary dysplasia Brown Sequard syndrome brucellosis, nervous system involvement with Brudzinski's sign Brugada syndrome bruit bruit, asymptomatic bruit, cranial bulbar dysfunction bulbar palsy bulimia bullae associated with barbiturate intoxication BUN, elevated buphthalmos buried bumper syndrome burn injury burning feet burning paresthesia burning skin burst suppression pattern, electroencephalogram buspirone butorphenol CA-125 cachexia cafe au lait spots caffeine CAG repeats calcification, gyral calcification, intracranial calcium antagonist calcium antagonist, side effects of calcium oxalate crystals calculations Call-Fleming syndrome caloric testing caloric testing, unconscious patient camphor campylobacter infection Canavan's disease cancer associated CNS vasculitis cancer associated hypercoagulation cancer of colon cancer, cerebrovascular accident complicating patients with cancer, unknown origin candida albicans cane cannabinoids cannabinoids, synthetic capsaicin carbamazepine carbamazepine, toxicity carbamyl phosphate synthetase-I deficiency carbon monoxide poisoning carbon monoxide poisoning, chronic carboxyhemoglobin carcinoembryonic antigen carcinoid tumor carcinoma carcinoma of bladder carcinoma of breast carcinoma of esophagus carcinoma of lung carcinoma of ovary carcinoma of pancreas carcinoma of stomach carcinoma of thymus carcinoma of thyroid carcinoma of tongue carcinoma of unknown origin carcinoma of uterus cardiac arrest cardiac arrest and resuscitation cardiac catheterization cardiac catheterization, neurologic complications cardiac surgery cardiac surgery, neurologic complications with cardiac tamponade cardiac transplantation cardiac tumor cardiomegaly cardiomyopathy cardiopulmonary bypass cardiovascular disease caregiver caries carnitine deficiency carnitine deficiency myopathy carotid angiogram carotid artery carotid artery atherosclerosis carotid artery disease carotid artery disease, asymptomatic carotid artery disease, medical management carotid artery injury carotid artery intima-media thickness carotid artery occlusion, bilateral carotid artery occlusion, intracranial carotid artery occlusion, neck carotid artery occlusion, neck-delayed CVA following carotid artery occlusion, neck-external and internal art patency with carotid artery occlusion, posttraumatic carotid artery plaque carotid artery stenosis carotid artery stenosis, bilateral carotid artery stenosis, intracranial carotid artery, enlarged external diameter carotid sinus pressure carotid sinus syndrome carotid-siphon stenosis carpal tunnel syndrome carphology carpo-pedal spasm case studies cat exposure CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, abscess, cerebral CAT scan, angiography CAT scan, angiography, false negative CAT scan, brain scan compared to CAT scan, cerebrovascular disease CAT scan, chest CAT scan, complication with CAT scan, contrast enhanced CAT scan, contrast enhanced, subepend. CAT scan, cord sign CAT scan, dense artery sign CAT scan, disappearing lesion on CAT scan, early changes in CVA CAT scan, emission CAT scan, emission, abnormal CAT scan, false negative CAT scan, gray matter enhancement CAT scan, head injury CAT scan, hyperattenuation CAT scan, indications for CAT scan, metrizamide CAT scan, myelogram with CAT scan, negative CAT scan, pelvis CAT scan, ring sign CAT scan, serial CAT scan, spine CAT scan, venography CAT scan, xenon-enhanced catalepsy cataplexy cataracts cataracts, congenital catatonia catatonia, lethal cat-scratch disease cauda equina cauda equina, enhancement cauda equina, lesion of caudate nucleus caudate nucleus, atrophy caudate nucleus, infarction caudate nucleus, lesion of caudate nucleus, lesion of, bilateral 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 cefepime cefixime ceftazidime ceftriaxone cefuroxime Central America central artery of Percheron central hypoventilation central nervous system, infection of central nervous system, infection, cancer patient central pontine myelinolysis central retinal artery occlusion central venous catheter centrum semiovale cephaloridine cephalosporins cerebellar ataxia, children cerebellar ataxia, primary cerebellar atrophy, primary cerebellar atrophy, secondary cerebellar cognitive affective syndrome cerebellar degeneration cerebellar edema cerebellar hemorrhage cerebellar infarction cerebellar lesion cerebellar peduncle cerebellar pontine angle tumor cerebellar vermis cerebellitis cerebellum cerebellum, disease of cerebellum, neoplasms of cerebral arteries cerebral atherosclerosis cerebral autosomal dominate arteriopathy with subcortical infarction and leukoencephalopathy cerebral autosomal recessive arteriopathy with subcortical infarction and leukoencephalopathy cerebral blood flow cerebral cortex cerebral cortical atrophy cerebral cortical encephaliis cerebral death cerebral death, ancillary studies cerebral death, criteria cerebral death, differential diagnosis cerebral death, infants and children cerebral dominance cerebral edema cerebral edema, cytotoxic cerebral edema, origin and treatment cerebral edema, vasogenic cerebral embolism cerebral embolism, cardiac origin cerebral embolism, carotid origin cerebral embolism, mechanical extraction cerebral embolism, multiple cerebral glucose metabolism cerebral hypoperfusion cerebral infarction cerebral infarction, hemorrhagic cerebral infarction, septic cerebral infarction, small, deep cerebral infarction, subcortical cerebral ischemia cerebral palsy cerebral palsy, associated problems with cerebral palsy, pure ataxic cerebral palsy, risk factors cerebral palsy, work up cerebral perfusioin cerebral perfusion pressure cerebral vasculature cerebral vasculature, calcification cerebral veins cerebral venous infarction cerebral venous thrombosis cerebral venous 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abnormal chewing movements Cheyne Stokes respirations chickenpox chilbran skin lesions child abuse children chills China chiropractic manipulation chloral hydrate chlorambucil chloride channel dysfunction chlorine chloroma chloroquine chlorpromazine chlorpyrifos cholestasis cholesterol, HDL chondrosarcoma chordoma chorea chorea, causes of chorea, senile chorea, Sydenham's choreoathetosis choreoathetosis, paroxysmal chorioretinitis choroid plexus choroid plexus, abnormality of choroid plexus, enhancement choroid plexus, hemorrhage choroid plexus, inflammation chromosomal abnormality chromosome 19 chromosome 2 chromosome 20 chromosome 3 chronic fatigue syndrome chronic graft versus host disease chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids chronic progressive external ophthalmoplegia chronic traumatic encephalopathy chrysotherapy, neurologic complications of Chvostek sign cigarette smoking ciguatera poisoning cimetidine cingulate gyrus cingulate island sign ciprofloxacin cirrhosis cis-platinum cisterna magna cisterna magna puncture cisterna magna, enlarged cisternogram, radionuclide clam poisoning Clarkson disease claudication, intermittent of cauda equina claustrum cleft palate climate change Clinical Pathologic Conference(C.P.C.) clinical trials clivus clomipramine clonidine clonus clopidogrel clot retrieval CLOVES syndrome clozapine clubfoot as related to neurologic disease cluster, geographic coagulopathy coarctation of aorta coat-hanger pain cobalamin C deficiency cocaine cocaine, intrauterine exposure coccidioidomycosis cochlear implant coenzyme Q10 coenzyme Q10 deficiency Cogan's syndrome cognition cognitive delay cognitive enhancement cognitive-motor dissociation cogwheel rigidty coinfection colchicine cold hands sign cold intolerance collagen vascular disease collapsin response mediator protein 5 IgG colloid cyst colloid cyst of third ventricle coma coma, causes of coma, classification of coma, electroencephalography in coma, episodic coma, eyes open coma, management of coma, medically induced coma, prognosis of coma, sudden onset coma, unknown etiology communication comorbidities compartment syndrome competency compliance complicated migraine complications compounded drugs comprehension compression fracture compression neuropathy compulsivity concentration, impaired concussion concussion, recurrent concussive convulsions conduction block confabulation conflict of interest confusion confusional state, acute congenital bilateral perisylvian syndrome congenital heart disease congenital heart disease, CNS complications with congenital infection, CNS congenital infection, viral congenital malformation congenital malformation, non CNS congenital myopathy congestive heart failure conjugate gaze, forced conjunctival biopsy conjunctivitis consanguinity conscious sedation constipation contactin associated protein like 2 antibodies contractures, joint contraindications contrast agent contrast agents, neurotoxicity of controversies in neurology contusion, cerebral conus medullaris, lesion of conversion reaction conversion reaction, children convulsive syncope cooling therapy cop 1 copper deficiency cornea, abnormal corneal reflex, abnormal corneal reflex, absent corneal transplant Cornelia de Lange syndrome corona radiata coronary artery bypass coronary artery disease coronary thrombolysis coronavirus corproporphyrins corpus callosum corpus callosum, atrophy of corpus callosum, hypoplastic corpus callosum, infarction of corpus callosum, lesion of corpus callosum, thinning cortical blindness cortical blindness, transient cortical deafness cortical demyelination cortical dysplasia, focal cortical hemorrhage cortical infarction cortical infarction, small cortical resection cortical vein thrombosis cortical-basal ganglionic degeneration corticotropin level corticotropin-releasing factor cortisol, elevated cortisol, low coryza cosmetic neurology cost cost effectiveness cotton-wool spots cough cough suppressant cough syncope coumarin COVID-19 COVID-19, long cranial nerve enhancement cranial nerve palsies cranial nerve palsies, bilateral cranial nerves cranial neuropathy cranial neuropathy, multiple craniectomy, decompressive cranio-cervical junction craniopharyngioma Craniosynostosis craniotomy C-reactive protein C-reactive protein, elevated creatine phosphokinase MB isoenzyme elevation creatine phosphokinase(CPK)elevated creatinine, elevated Crigler-Najjar disease, type I critical care unit crush syndrome cry, abnormal cry, high-pitched cry, weak crying crying, pathologic cryoablation cryoglobulinemia cryopreservation cryopyrin-associated periodic syndrome cryptococcal antigen cryptococcal meningitis cryptococcal meningoencephalitis cryptococcoma, cerebral cryptococcosis cryptorchidism Cuba cultured skin fibroblasts Cushing's syndrome cyanide poison cyanosis cyclic AMP cyclic vomiting cyclic vomiting syndrome cyclophosphamide cyclosporine cyst cyst, arachnoid cyst, arachnoid, spinal cyst, cortical parenchyma cyst, neoplastic cerebellum cyst, ovary cyst, parenchymal cyst, porencephalic cyst, ventricular cysticercosis cysticercosis, cerebral cysticercosis, intraventricular cysticercosis, miliary cysticercosis, subarachnoid cytochrome c oxidase cytokine release syndrome cytokines cytomegalic inclusion disease cytomegalovirus infection cytomegalovirus infection, congenital cytosine arabinoside daclizumab dantrolene sodium D-dimer deafness deafness, bilateral deafness, congenital deafness, sudden decerebrate posture decision aids decision analysis decompression sickness decontamination decorticate posture deep gray nuclei DEET defecation deferoxamine degenerative diseases of CNS dehydration delay in diagnosis delirium delivery, complicated delusion dementia dementia, cerebrovascular disease causing dementia, childhood dementia, clinical diagnosis dementia, diagnostic evaluation of dementia, differential diagnosis of dementia, driving with dementia, familial dementia, frontal lobe type dementia, frontotemporal dementia, posttraumatic dementia, presenile dementia, prevention of dementia, rapidly progressive dementia, reversible dementia, screening for dementia, subcortical dementia, thalamic dementia, transmissible dementia, treatment of demyelinating disease denervation potentials Dengue fever dense basilar artery sign dense middle cerebral artery sign dental abscess dental extraction dental procedure, neurologic complications with dentate nuclei dentate nuclei, lesion of dentatorubral-pallidoluysian atrophy depressants depression depression, psychotic dermatitis dermatographism dermatomyositis designer drugs desipramine desmin detoxification developmental abnormality of brain developmental disability developmental evaluation developmental milestones developmental milestones, loss of developmental retardation dexmedetomidine dexterity, impaired dextromethorphan dextrose diabetes dialysis basal ganglia syndrome diabetes insipidus diabetes mellitus diabetes mellitus, chemical diabetes mellitus, neurologic manifestations of diabetic coma, diagnosis and treatment diabetic encephalopathy diabetic ketoacidosis diagnostic criteria dialysis dialysis dementia dialysis disequilibrium syndrome diaphragmatic paralysis diaphragmatic paralysis, causes of diarrhea diarrhea, bloody diazepam rectal gel diencephalon diet dietary supplement diethylene glycol differential diagnosis difficulty climbing stairs diffuse axonal injury digital subtraction angiography digitalis digitalis intoxication dilantin dilantin, serum level dilantin, toxicity dimebon dimethylsulfoxide dinitrophenylhydrazine(D.N.P.H.)reaction dinoflagellates diphtheria-tetanus-pertussis immunization diplegia, atonic diplegia, spastic cerebral diplopia disability rating scale, neurological disability, neurological disconnection syndrome dislocated hip, congenital disopyramide disorientation disseminated intravascular coagulation(DIC) dissociative disorder distal muscle atrophy distal muscle weakness disulfiram diuretic diurnal variation dizziness dizziness, chronic D-lactate acidosis DNA sequencing do not resuscitate dog bite doll's head maneuver domoic acid donepezil dopa responsive dystonia dopamine dopamine agonist dopamine antagonist dopamine receptor, D2 doppler doppler, transcranial down-beat nystagmus down-beat nystagmus, primary position of gaze downward deviation of eyes doxycycline DPPX DPPX, antibodies DPPX, antibodies, encephalitis Dravet syndrome Driver's license driving driving restrictions driving restrictions, compliance driving test drooling drop attacks drop attacks, differential diagnosis of drowning drowsiness drug abuse drug abuse, diagnostic studies drug abuse, inhalation drug abuse, neurologic complications of drug abuse, toxic screen In drug addiction drug dependence drug induced neurologic disorders drug induced neurologic disorders in children drug interactions drug overdose drug overdose, accidental drug overdose, management of drug withdrawal dural arteriovenous malformation dural sinus thrombosis dural tear dying dysarthria dysdiadochokinesia dysequilibrium syndrome dysgeusia dyskinesia dyskinesia, buccal lingual facial dyskinesia, facial dyslexia dysmetria dysmorphic dysnomia dysphagia dysphasia dysplasia of C.N.S. dyspnea dyspraxia dystonia dystonia, children dystonia, delayed onset dystonia, drug induced dystonia, focal dystonic reaction, acute dystrophin dysuria ear, abnormal ear, pain in ear, red ear, swollen ears of the Lynx MR sign ecchymoses echocardiogram echocardiogram, LVH echocardiogram, transesophageal echocardiogram, transesophageal, false negative echocardiogram, transthoracic echocardiogram, transthoracic, false negative echoencephalogram echolalia eclampsia eclampsia, postpartum ecstasy ectopic pinealoma eczema edema, facial edema, leg edema, pedal edema, periorbital EDTA(ehtylenediamine tetraacetic acid) educational status efficacy Ehlers-Danlos syndrome ehrlichiosis ejection fraction ejection fraction, abnormal electrical fields, alternating electrocardiogram, abnormal electrocardiogram, loop electroconvulsive therapy electroencephalogram electroencephalogram, abnormalities of electroencephalogram, ambulatory cassette monitoring electroencephalogram, brain mapping electroencephalogram, compressed spectral array electroencephalogram, diffuse slowing electroencephalogram, digital electroencephalogram, focal delta activity electroencephalogram, indications electroencephalogram, periodic complexes electroencephalogram, sleep spindles electroencephalogram, telemetric electroencephalogram, triphasic delta waves electroencephalogram, urgent electroencephalogram, video monitoring with electrolyte imbalance electromyogram electron microscopy electrophoretic pattern, CSF electrophoretic pattern, serum electroretinograph ELISA embolism embolism, air embolism, carotid artery embolism, cholesterol embolism, fat embolism, paradoxical embolism, retinal embolism, septic embolism, systemic embolism, tumor embolism, vertebral-basilar artery embolization, therapeutic embolization, therapeutic, coils emergencies, medical emergencies, neurologic emergency medical technicians emergency room emergent neuroimaging Emery-Dreifuss muscular dystrophy emotional lability emphysema employment empty sella empyema, epidural empyema, subdural encephalitis encephalitis lethargica encephalitis, acanthamoeba encephalitis, acute encephalitis, amebic encephalitis, autoimmune encephalitis, bacterial encephalitis, balamuthia encephalitis, bornavirus encephalitis, brainstem encephalitis, clinical picture and treatment of encephalitis, diagnosis of encephalitis, eastern equine encephalitis, episodic encephalitis, etiology encephalitis, focal encephalitis, human immunodeficiency virus type 1 encephalitis, Japanese encephalitis, paraneoplastic encephalitis, Powassan encephalitis, Rasmussen's encephalitis, sequelae in encephalitis, St.Louis encephalitis, unknown etiology encephalitis, viral encephalitis, viral-causes of encephalomalacia encephalomyelitis encephalomyelitis, autoimmune encephalomyelitis, parainfectious encephalomyelitis, postinfectious encephalomyopathy encephalopathy encephalopathy, acute encephalopathy, acute necrotizing encephalopathy, acute necrotizing of childhood encephalopathy, anoxic encephalopathy, carcinomatous encephalopathy, delayed encephalopathy, Hashimoto's encephalopathy, limbic encephalopathy, metabolic encephalopathy, neonatal encephalopathy, parainfectious encephalopathy, post anoxic encephalopathy, post traumatic encephalopathy, progressive encephalopathy, salmonella encephalopathy, septic endarterectomy, carotid endemic area endocardial fibrosis endocarditis endocarditis, acute bacterial endocarditis, fungal endocarditis, infectious endocarditis, marantic endocarditis, neurologic manifestations with endocarditis, prophylaxis endocarditis, subacute bacterial endocarditis, treatment of endolymphatic hydrops endoscopic surgery endoscopy endovascular therapy endozepine enteritis enterovirus enterovirus infection of CNS enzyme, defect enzyme, induction enzyme, muscle disease enzyme, serum eosinophilia eosinophilia-myalgia syndrome ependymitis ependymoma ephedrine epicanthal folds epidemic epidemiology of neurology epidural blood patch epidural steroid epilepsia partialis continua epilepsy epileptic encephalopathy epileptologist epinephrine episcleritis episodic disorders episodic neurologic deficits episodic unconsciousness epistaxis epistaxis, recurrent Epley maneuver Epstein-Barr virus erbulozole Erdheim-Chester disease erectile dysfunction ergonovine erythema migrans erythema nodosum erythrocyte erythropoietin erythropoietin treatment escherichia coli esophageal dilation esophageal lesion associated with C.N.S.disease esophageal varices ethics in neurology ethylene glycol ethylene oxide etonogestrel euphoria evidence-based research evoked potentials exchange transfusion executive dysfunction exercise exercise intolerance exome sequencing exophthalmus explosion injury Exserohilum rostratum extracorporeal membrane oxygenation extracranial-intracranial arterial bypass extralimbic encephalitis extraocular muscle enlargement extrapyramidal extrapyramidal movement disorder, progressive eye drops eye movement, disorders of eye movement, painful eye, pain in ezogabine Fabry's disease face arm speech test face, inexpressive face, numbness of facial anomalies facial appearance, abnormal facial asymmetry facial expression abnormality facial hair, excessive facial movement disorder facial nerve palsy facial nerve palsy, bilateral facial nerve palsy, recurrent facial nevus facial pain facial swelling facial weakness facial weakness, bilateral facial weakness, central facial weakness, central, emotional faciobrachial dystonic seizure Factor V Leiden Fahr disease failed medical management failure to thrive falling false negative false positive false positive VDRL familial familial rectal pain family conference family function famotidine farmer FARS2 deficiency fasciculation fasciotomy fasting fat emulsion therapy fat overload syndrome fatal familial insomnia fatigue fear febrile infection-related epilepsy syndrome feeding disorder felbamate femoral neuropathy fenfluramine fentanyl ferric chloride test ferritin, elevated ferritinemia fetal alcohol syndrome fetal distress fetal valproate syndrome fetus fever fever of unknown origin fever, recurrent fibrillations fibrinoid necrosis fibrinolytic agents fibrinolytic agents, complications fibrinolytic agents, deterioration following fibrinolytic agents, discontinuation fibrinolytic agents, intra-arterial local infusion fibrinolytic agents, intra-venous local infusion fibroma, ungual fibromuscular dysplasia fibromyalgia field hockey fine motor function, impaired finger naming finger nose finger test finger tapping fingernails, abnormal fingerprint bodies fingolimod fish fish poisoning Fisher C.M. Fisher's syndrome fistula, arterio-venous fistula, arterio-venous, dural fistula, arterio-venous, pulmonary fistula, atrioesophageal fistula, enterospinal flaccid paralysis flail arm syndrome flavivirus flexion myelopathy floaters floppy infant flortaucipir fluconazole fluctuate fludrocortisone fluency flu-like illness flumazenil flunarizine fluorescein angiography fluoroquinolones fluorouracil fluoxetine flush syndrome flushing foam cells folic acid follow commands fontanel, bulging food allergy food intolerance food poisoning food-borne infection foot deformity foot drop foot, swollen football neurologic injuries foreign body reaction formaldehyde formication foscarnet fourth ventricle, compression fourth ventricle, cyst fourth ventricle, floor fourth ventricle, neoplasm 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 frontal bossing frontal lobe, anatomy and physiology frontal lobe, behavior with disease of frontal lobe, pathologic signs of frontotemporal dementia, behavioral variant fundus, abnormality of funduscopic exam fungal infection fungal infection, CNS fungal infection, CNS, treatment of furosemide F-wave response gabapentin gadolinium gag reflex, depressed gait disorder gait, festinating gait, spastic galactorrhea gallium scan gamma amino butyric acid gamma amino butyric acid receptor antibody gamma butyrolactone gamma hydroxybutyric acid gammaglobulin therapy, intravenous ganciclovir gangliosidosis GM1 gangliosidosis GM2 gangliosidosis, generalized gasoline sniffing gasping gastric partitioning gastric surgery gastritis gastroenteritis gastrointestinal bleeding gastrointestinal disease, neurologic complications gastroparesis gastrostomy, percutaneous endoscopic Gaucher's disease Gaucher's disease, adult onset gaze deviation gaze palsy gaze palsy, horizontal gaze palsy, horizontal-bilateral gaze palsy, supranuclear gaze palsy, vertical Gegenhaulten gender gene gene mutation genetic counselling genetic diagnosis genetic diagnosis, prenatal genetic linkage genetic neurologic disorders genetic screening genetic testing genital ulcerations genu of corpus callosum geographic location Gerstmann syndrome Gerstmann-Straussler-Scheinker disease GFAP gene GFAP-IgG Gilles de la Tourette syndrome gingival hyperplasia gingivitis ginkgo biloba girdle sensation glabellar sign Glasgow coma score glaucoma glioblastoma multiforme(astrocytoma Gr.III) glioma glioma, low-grade gliomatosis cerebri globoid cells globus pallidus globus pallidus, hemorrhage globus pallidus, lesion of globus pallidus, lesion of, bilateral globus pallidus, swelling glossitis glossopharyngeal nerve glossopharyngeal neuralgia glucose tolerance test, abnormal glucose, fasting glutamic acid decarboxylase, antibody glutamine glutaric acidemia glutaric aciduria glycine glycine receptor antibodies glyphosate GM antigen test GNAQ gene golfing golfing injuries good Samaritan gout gram negative rod gram positive rod grandiosity granular osmiphilic material granuloma, pulmonary granulomatosis, allergic granulomatous disease grasp reflex gray hair gray matter grimacing growth hormone growth hormone deficiency growth retardation guanidinoacetate methyltransferase deficiency Guatemala Guillain Barre syndrome Guillain Barre syndrome, complications Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, variant forms of guinea pig inoculation Gulf War syndrome gum disease gumma gyrus, abnormal H1N1 influenza H3N2 influenza Haiti Hallervorden Spatz disease Hallervorden Spatz disease, late onset hallucination hallucination, auditory hallucination, olfactory hallucination, visual hallucinogens hallucinosis haloperidol hamartoma hamster hand numbness hand swelling hand weakness handedness hand-foot-mouth disease hands, fisted Hand-Schuller-Christian disease handwriting hanging hanging leg syndrome head bobbing head circumference 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headache, post traumatic headache, postpartum headache, progressive headache, psychogenic headache, rebound headache, recurrent headache, retro-orbital headache, severe headache, sudden onset of headache, throbbing headache, thunderclap headache, treatment of headache, unilateral headache, vascular headache, worst of life health insurance hearing hearing loss hearing loss, bilateral hearing loss, sudden, bilateral hearing loss, unilateral hearing problems in children heart block heart block, complete heart murmur heart valve surgery heart valve, prosthetic heart valve, prosthetic, thrombosis heatstroke heavy metal intoxication helmets helminthic infection of CNS hemangioblastoma hemangioma hemangioma, facial hemangioma, leptomeningeal hemangioma, skin hematemesis hematochezia hematoma, epidural-cranial hematoma, intracerebral hematuria, gross hematuria, microscopic hemianopia hemianopia, homonymous hemianopia, isolated homonymous hemiballismus hemichorea hemifacial spasm hemihypertrophy, facial hemimegalencephaly hemiparesis hemiparesis, recurrent hemiparesis, transient hemiplegia hemiplegia, congenital hemochromatosis hemoglobin abnormality, neurologic complications of hemoglobinuria hemolysis hemolytic-uremic syndrome hemophagocytic lymphohistiocytosis hemophagocytic lymphohistiocytosis, cerebromeningeal hemophagocytosis hemophilia hemophilus influenza hemorrhage, intracranial, newborn hemorrhage, periventricular hemorrhage, putamenal hemorrhage, thalamic hemorrhagic diathesis hemorrhagic shock encephalopathy syndrome hemosiderosis of CNS, superficial hemosiderosis, subarachnoid Henoch-Schonlein purpura heparin hepatic encephalopathy hepatic encephalopathy, acute hepatic encephalopathy, treatment of hepatic failure hepatic failure, acute hepatitis hepatitis B virus hepatitis C virus hepatolenticular degeneration(Wilson's disease) hepatolenticular degeneration(Wilson's disease), presymptomatic hepatolenticular degeneration, non-Wilsonian hepatomegaly hepatosplenomegaly heralding manifestation herbicide herbs hereditary hemorrhagic telangiectasia(HHT) herniation syndromes, intracranial herniation, intrasellar herpes encephalitis herpes labialis herpes simplex encephalitis herpes simplex encephalitis, atypical herpes simplex encephalitis, diagnosis of herpes simplex encephalitis, differential diagnosis of herpes simplex encephalitis, prognosis 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 virus infection herpes zoster herpes zoster, disseminated herpes zoster, vaccine herpes, genital heterochromia iridis heterophile antibody test heterotopia hexosaminidase-A hiccoughs hiccoughs, intractable high altitude sickness highly active antiretroviral therapy hip arthroplasty hip fracture hippocampal atrophy hippocampal infarction hippocampal infarction, bilateral hippocampus hippocampus, hyperintense hippus hirsutism Hispanics histamine-2 receptor blockers histiocytosis HLA hoarseness hockey Hodgkin's disease Hodgkin's disease, neurologic involvement with Hoesch test Holter monitoring homocysteine, serum homocystinuria homosexual honey hormone replacement hormone therapy Horner's syndrome horse-riding injuries hospice hospital length of stay human herpesvirus 6 human herpesvirus 7 human immunodeficiency virus type 1 human immunodeficiency virus type 1, acute infection human immunodeficiency virus type 1, asymptomatic human immunodeficiency virus type 1, false positive human immunodeficiency virus type 1, infants and children human immunodeficiency virus type 1, pathogenesis human immunodeficiency virus type 1, testing human immunodeficiency virus type 2 human parechovirus human T-lymphotropic virus type I(HTLV-I) Huntington's chorea Huntington's chorea, akinetic-rigid form Huntington's chorea, genetic counselling Huntington's chorea, late onset Huntington's chorea, misdiagnosis of Huntington's disease, children hydrazaline hydrochloride hydrazine hydrocephalus hydrocephalus, acute hydrocephalus, communicating hydrocephalus, complications with hydrocephalus, congenital hydrocephalus, exvacuo hydrocephalus, fetal hydrocephalus, non-communicating(obstructive) hydrocephalus, normal pressure hydrocephalus, normal pressure, etiology hydrocephalus, transient hydrocephalus, treatment of hydrocephalus, viral induced hydrogen peroxide hydrophobia hydroxyglutaric aciduria hyperactivity hyperadrenalism hyperalimentation hyperammonemic encephalopathy hyperamylasemia hyperbaric oxygen hyperbaric treatment hyperbilirubinemia hyperbilirubinemia, CNS abnormality after hypercalcemia hypercapnia hypercholesterolemia hypercoagulable state hyperekplexia hyperemisis gravidarum hypereosinophilic syndrome(HES) hypergammaglobulinemia hyperglycemia hyperglycemia, ketotic hyperglycemia, neurologic dysfunction associated with hyperglycemia, nonketotic hyperglycemic hemianopia hyperglycinemia hyperglycinemia, nonketotic hyperhidrosis hyperhomocysteinemia hyperinsulinism hyperintense vessel sign hyperkalemia hyperkeratosis hypernatremia hyperosmolality hyperosmotic coma hyperostosis hyperostosis corticalis generalisata familiaris hyperparathyroidism hyperperfusion syndrome hyperphagia hyperphosphatasia hyperpigmentation of skin hyperpyrexia, CNS disorder causing hyperreflexia hypersegmented polys hypersensitivity reaction hypersomnia hypertelorism hypertension hypertension, cerebrovascular disease with hypertensive crisis hypertensive encephalopathy hypertensive encephalopathy, differential diagnosis hypertensive encephalopathy, venous hyperthermia hyperthyroidism hypertonia hypertriglyceridemia hypertrophic cardiomyopathy hypertrophic intracranial pachymeningitis hyperuricemia hyperventilation hyperviscosity hyperviscosity syndrome hypnotics hypoalbuminemia hypocalcemia hypochloremia hypocomplementemia hypocretin hypodontia hypofibrinogenemia hypogammaglobulinemia hypoglycemia hypoglycemia, newborn and infant hypoglycemic agent, oral hypoglycemic coma hypoglycorrhachia hypoglycorrhachia, causes of hypogonadism hypokalemia hypokalemic paralysis hypokalemic periodic paralysis hypokinetic left ventricle hypomagnesemia hypomyelination hyponatremia hyponatremia with cerebral disorders hyponatremic encephalopathy hypoparathyroidism hypophonia hypophosphatemia hypopituitarism hypopituitarism, aneurysm causing hypoplastic left heart syndrome hypopnea hypopyon hyporeflexia hyposmia hypotension, neurologic causes of hypotension, postprandial hypotension, systemic hypothalamus hypothalamus, damage to hypothalamus, disturbance of hypothalamus, lesion of hypothermia hypothermia, causes of hypothyroidism hypothyroidism, congenital hypothyroxinemia hypotonia hypotonia, infants hypoxia hypoxia, newborn hypoxic encephalopathy hypoxic-ischemic leukoencephalopathy hypsarrhythmia iatrogenic neurologic disorders ibuprofen ictal asystole idiopathic hypertrophic subaortic stenosis idiopathic recurring stupor ifosfamide IgG4, serum IgG4-related disease ileal conduit urinary diversion ileus, paralytic imbalance imbalance, postural imipramine immediate recall immune checkpoint inhibitors immune effector cell-associated neurotoxicity syndrome immune reconstitution inflammatory syndrome immune-related adverse events immunization, neurologic complications with immunocompetent immunodeficiency immunofluorescence immunofluorescent exam of CSF cells immunohistochemistry immunologic disease immunomodulation immunosuppression immunosuppressive agents immunotherapy impaired vigilance implant contraceptives impotence impulsivity in situ hybridization inappropriate antidiuretic(A.D.H.)hormone inappropriate antidiuretic(A.D.H.)hormone, CNS involvement with inappropriate behavior inattention inborn errors of metabolism inborn errors of metabolism, screening incarceration incidence incidental finding inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, eosinophilic intranuclear inclusion bodies, intracytopasmic inclusion bodies, intranuclear incontinence, fecal incoordination India india-ink preparation, CSF indomethacin industrial neurologic disorders infant and newborn with distress, neurologic prognosis in infant, evaluation of infantile hemiplegia infantile spasm infection infectious mononucleosis infectious mononucleosis, neurologic findings with inferior alveolar nerve inferior colliculus inflammation infliximab influenza influenza A virus influenza B virus influenza immunization influenza, avian informed consent in-hospital injection neuropathy INR values insantiy insect repellent insect sting insecticides insight, loss insomnia insular cortex insulin insulinoma intellectual deficit intellectual deficit, treatable causes of intellectual deterioration intelligence quotient intelligence testing in children interferon interferon alpha interferon inducer interferon, intrathecal interferonopathy interleukin 2 internal capsule internal carotid artery internal cerebral vein internet internuclear ophthalmoplegia internuclear ophthalmoplegia, bilateral internuclear ophthalmoplegia, unilateral interobserver agreement intestinal biopsy intestinal obstruction intracardiac electrophysiologic testing intracerebral hemorrhage intracerebral hemorrhage, bilateral intracerebral hemorrhage, clot evacuation intracerebral hemorrhage, delayed posttraumatic intracerebral hemorrhage, incidence of intracerebral hemorrhage, lobar intracerebral hemorrhage, location of intracerebral hemorrhage, multiple intracerebral hemorrhage, posttraumatic intracerebral hemorrhage, recurrent intracerebral hemorrhage, silent intracerebral hemorrhage, small intracerebral hemorrhage, treatment of intracerebral hemorrhage, volume intracerebral hemorrhage, young adult intracranial hemorrhage intracranial hypertension, benign intracranial hypotension intracranial pressure monitoring intracranial pressure monitoring, complications intracranial pressure, increased intracranial pressure, increased, treatment of intranasal medication intrathecal analgesic intrathecal antispasticity drugs intrathecal chemotherapy intrathecal pump intrathecal steroid intrathecal treatment of meningitis intrauterine intrauterine device intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intravenous intravenous drug abuse intraventricular catheter intraventricular chemotherapy intraventricular hemorrhage intraventricular hemorrhage, primary intrinsic hand muscles, wasting of intubation intussusception intussusception, neurologic iodine toxicity iododeoxyuridine iodoform toxicity iridocyclitis iris, abnormal iritis iron, brain iron, serum iron, serum, elevated iron, serum, low irritability irritable baby ischemic score islet cell tumor isoniazid isopropyl alcohol isoproterenol Jakob-Creutzfeldt disease Jakob-Creutzfeldt disease, cerebellar variant Jakob-Creutzfeldt disease, Heidenhain variant Jakob-Creutzfeldt disease, variant Jakob-Creutzfeldt disease, young adult Jamaican vomiting sickness Janeway spots jaundice jaw claudication jaw pain JC virus Jervell Lange-Neilson syndrome Jewish jockeys joint hypermobility joint steroid injection judgement, impaired jugular foramen syndrome juvenile myoclonus epilepsy Kaposi's sarcoma karate karyotyping Kayser-Fleischer ring KCNQ2 encephalopathy keratitis, interstitial kernicterus Kernig's sign ketamine ketoacidosis ketogenic diet ketonuria King-Devick test Kleine-Levin syndrome Klinefelter's syndrome klippel feil syndrome knee arthroplasty knockout kodachrome collection Korsakoff's psychosis Krabbe's disease labor, complicated laboratory values, normal lacrimal gland lacrimation lactate lactic acidemia lactic dehydrogenase(LDH) lacunar infarction lacunar infarction, asymptomatic lacunar infarction, differential diagnosis of Lafora body Lafora's disease laminar necrosis, cortical laminectomy, cervical laminectomy, lumbar laminopathies lamotrigine language delay language disorder in adults language disorders in children lateral sinus thrombosis lateropulsion Latin America Latvia laughing laughing, pathologic lawsuit L-dopa L-dopa, drug interactions with and side effects of lead and the nervous system lead line, gingival lead poisoning learning disability learning disability, in children Leber's hereditary optic neuropathy left handedness left-right orientation leg spasms, painful leg swelling leg weakness, bilateral leg weakness, unilateral Legionella pneumophilia Legionnaires'disease Leigh's disease leishmaniasis Lennox-Gastaut syndrome lenticular nucleus, lesion of lenticular nucleus, lesion of, bilateral lentiform fork sign lenvatinib lesions too numerous to count lethargy leucine rich glioma inactivated 1 antibodies leukemia leukemia, neurologic findings assoc.with leukemia, prophylactic treatment of CNS leuko-araiosis leukocyte enzyme abnormality leukocytosis leukodystrophy leukodystrophy, 4H leukoencephalitis leukoencephalitis, acute necrotizing hemorrhagic leukoencephalopathy leukoencephalopathy with calcification and cysts leukoencephalopathy, differential diagnosis leukoencephalopathy, hereditary diffuse leukoencephalopathy, toxic leukopenia leukostasis levamisole level of consciousness level of consciousness, decreased level of consciousness, decreased acute level of consciousness, differential diagnosis in level of consciousness, fluctuating levetiracetam Lewy body disease, diffuse Lhermitte's sign lid lid abnormalities lidocaine lidocaine, intravenous lidoflazine life expectancy life support, withdrawal of life support, withholding of life sustaining treatment lifestyle limb shaking limbic encephalitis limbic system limbic-predominant age-related TDP-43 encephalopathy linear lesion lip biopsy lip, abnormal lipid storage disorder of CNS lipomatosis liposuction Lisch nodules listeria monocytogenes listeriosis, CNS lithium livedo reticularis liver biopsy liver disease liver function enzymes liver transplantation LMNA gene lobar atrophy locked-in syndrome logopenia long bone lesion long QT syndrome lorazepam loss of sympathy low back pain low birth weight L-tryptophan lumbar drain lumbar puncture lumbar puncture, complications of lumbar puncture, delayed lumbar puncture, indications for lumbar puncture, repeated lumbar spine manipulation lumbosacral plexopathy lumbosacral plexus lumbosacral plexus, neuritis lung biopsy lung transplantation lupus anticoagulant lupus nephritis Lyme disease Lyme disease, children lymph node biopsy lymphadenitis lymphadenopathy lymphadenopathy, axillary lymphadenopathy, cervical lymphadenopathy, hilar lymphadenopathy, paraaortic lymphocytic choriomeningitis lymphoma lymphoma involving CNS lymphoma, meningeal lymphoma, primary of CNS lymphoma, systemic lymphopenia lysosomal storage disease lysosomes, abnoral macrocephaly macroglobulinemia magnesium sulfate magnetic susceptibility magnetoencephalography malabsorption malaise malaria malaria, cerebral malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malformation, vascular, dural malformation, vascular, treatment of malignancy screen malignancy, occult malignant histiocytosis malignant hyperpyrexia malignant hypertension malingering malpractice mammillary bodies mandibular nerve manganese intoxication mania Man-In-The-Barrel syndrome mannitol maple syrup urine disease marathon running Marburg's disease marche a petits pas Marchiafava-Bignami disease Marfan syndrome marihuana marital status martial arts masked facies mass psychogenic illness mast cell mastoiditis measles vaccine mechlorethamine meconium staining media mediastinum, mass of medical-legal aspects of neurology medulla oblongata, lesion of medullary streaks medullary veins Mees lines melanoma, malignant MELAS syndrome memantine memory memory enhancement memory, defect of recent memory, disorder, treatment of memory, evaluation of memory, impairment of memory, impairment of, subjective memory, recent Meniere's disease meningeal biopsy meningeal enhancement meningeal enhancement, nodular meningeal gliomatosis meninges meningioma meningioma, clivus meningismus meningitis meningitis, acinetobacter calcoaceticus var.antitratus meningitis, adults meningitis, aseptic meningitis, aspergillus meningitis, bacterial meningitis, bacterial, community acquired meningitis, bacterial, nosocomial meningitis, bacterial-negative CSF culture meningitis, bacteriologic etiology of meningitis, basilar meningitis, candida meningitis, carcinomatous meningitis, children meningitis, chronic meningitis, clinical features of meningitis, 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parasitic meningitis, plasma cell meningitis, pneumococcal meningitis, postoperative neurosurgical meningitis, predisposing factors in meningitis, prevention meningitis, prophylaxis against meningitis, recurrent meningitis, rheumatoid meningitis, seizures with meningitis, spinal fluid smear and culture of meningitis, spinal fluid smear and culture-negative meningitis, syphilitic meningitis, TB meningitis, treatment of meningitis, treatment of, empirical meningitis, viral etiology in meningitis-encephalitis PCR panel meningoencephalitis meningoencephalitis, amoebic meningoencephalitis, hemorrhagic meningoencephalitis, mumps meningoencephalomyelitis meningoencephalopathy meningomyelitis menopause menses mental activity mental retardation mental status, abnormal mental status, abnormal, acute mental status, evaluation of mercaptopurine MERCI trial MERRF syndrome MERS mesencephalic artery syndrome mesial temporal lobe mesial temporal sclerosis mestinon metabolic acidosis metabolic alkalosis metabolic disorder, primary metabolic disorder, primary-screening tests metachromatic leukodystrophy metachromatic leukodystrophy, adult onset metamyelocytes metastasis to bone metformin methadone methanol intoxication methcathinone methotrexate methyl bromide methyl isobutyl ketone methylene-blue methylhydrazine derivatives methylmalonic acid, serum methylmalonic acidemia methylmalonic aciduria metoprolol metrizamide metronidazole Mexican Mexico mexiletine microabscesses, cerebral microaneurysm, cerebral microaneurysm, retinal microangiopathic hemolytic anemia microangiopathy, brain microangiopathy, retina microcephaly microemboli microglial nodules microhemorrhage, intracerebral microhemorrhage, intracerebral, anatomic rating scale microinfarcts micropthalmia microscopic polyangiitis microvascular thrombi midbrain midbrain, hemorrhage midbrain, infarction of midbrain, lesion of middle cerebellar peduncle middle cerebellar peduncle, lesion middle cerebellar peduncle, lesion, bilateral middle cerebral artery territory infarction middle cerebral artery territory infarction, malignant middle cerebral artery, emboli to middle cerebral artery, occlusion of middle cerebral artery, stenosis of midline defect in children midodrine migraine migraine with aura migraine, aura of migraine, children migraine, equivalents migraine, hemiplegic migraine, seizures in migraine, treatment of migraine, triggers migraine, without headache mild cognitive impairment mild cognitive impairment converting to Alzheimer's disease mimics Mini Mental Status Examination minimally conscious state miosis mirror writing misdiagnosis mitochondrial disease mitochondrial disease, pathogenesis mitochondrial encephalomyopathy mitral valve lesion mitral valve prolapse mitral valve regurgitation mitral valve vegetation MMPI moclobemide modafinil molecular genetics mongolism Monkeypox infection monoamine oxidase inhibitors monoamines monoamines, brain monoclonal antibodies monoclonal gammopathy mononeuritis multiplex mononeuropathy mononeuropathy multiplex monoparesis monoparesis, focal monospot slide test Montreal cognitive assessment mood change moonshine moro reflex morphine mortality Morvan's fibrillary chorea mosquito motor dysfunction motor neuron disease motor neuron disease, misdiagnosis Mott cells Mount Fuji sign mountain climbing mousy odor movement disorder movement disorder, delayed onset movement disorder, drug induced movement disorder, extrapyramidal movement disorder, paroxysmal movement disorder, treatment of moyamoya moyamoya, adult MPTP MRI MRI pattern MRI, abdomen MRI, abnormal MRI, abnormal, seizure causing MRI, abscess, cerebral MRI, ADC maps MRI, angiography MRI, angiography, false negative MRI, brain tumors MRI, cardiac MRI, CAT scan compared to MRI, complications with MRI, contraindications MRI, contrast enhanced MRI, contrast enhanced, subependymal MRI, cortical enhancement MRI, cranial nerves MRI, demyelinating disease MRI, diffusion tensor MRI, diffusion weighted MRI, diffusion weighted, pattern MRI, disappearing lesion on MRI, early changes in CVA MRI, emergent MRI, eye of tiger sign MRI, false negative MRI, false positive MRI, FLAIR MRI, FLAIR, hyperintense vessels MRI, flow void, blood MRI, functional MRI, gradient-echo MRI, gray matter enhancement MRI, gyral enhancement MRI, gyral swelling 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, intravascular enhancement MRI, linear enhancement MRI, mass effect on MRI, muscle MRI, negative MRI, nodular enhancement MRI, optic nerve MRI, paramagnetic effect MRI, perfusion MRI, punctate pattern MRI, ring sign MRI, ring sign, open MRI, serial MRI, skull bone changes MRI, snowball lesions MRI, spinal cord MRI, spinal cord, increased intramedullary cord signal MRI, spine MRI, starfield pattern MRI, sulcal hyperintensity MRI, sunburst pattern MRI, susceptibility weighted MRI, T1 weighted high signal foci MRI, venography MRI, vessel wall MRI, vessel wall enhancement MRI, volumetry MRI, windowing MRS mucinous cancer mucopolysaccharidoses mucormycosis multinucleated giant cell multiple myeloma multiple organ failure multiple organ infarct multiple sclerosis multiple sclerosis, acute multiple sclerosis, aggressive multiple sclerosis, asymptomatic multiple sclerosis, cognitive presenttion multiple sclerosis, diagnosis of multiple sclerosis, differential diagnosis of multiple sclerosis, disability status scale multiple sclerosis, driving with multiple sclerosis, familial multiple sclerosis, misdiagnosis multiple sclerosis, presenting manifestations multiple sclerosis, treatment of multiple sleep latency test multiple system atrophy multisystem inflammatory syndrome in children mumps virus muromonab-CD3 muscle atrophy, progressive muscle atrophy, static muscle biopsy muscle cramp muscle pain muscle relaxant muscle spasm muscle spasm, face muscle stiffness muscle tenderness muscle twitching muscle wasting, diffuse muscle weakness muscle weakness, causes of muscle weakness, proximal muscular dystrophy muscular dystrophy, Becker muscular dystrophy, cardiovascular changes with muscular dystrophy, congenital muscular dystrophy, differential diagnosis of muscular dystrophy, Duchenne muscular dystrophy, limb-girdle mushroom poisoning mussel poisoning mutism myasthenia gravis myasthenia gravis, classification myasthenia gravis, differential diagnosis myasthenia gravis, drug induced myasthenia gravis, misdiagnosis of myasthenia gravis, neonatal myasthenia gravis, receptor site in myasthenia gravis, thymectomy in myasthenia gravis, treatment of myasthenia gravis, unmasked myasthenic crisis myasthenic syndrome mycobacterial infection mycobacterium bovis mycoplasma mycoplasma pneumoniae mycotic aneurysm mycotoxin myelin basic protein myelinolysis, extrapontine myelitis myelitis, autoimmune myelitis, longitudinal myelitis, post infectious myelitis, transverse myelitis, transverse, recurrent myelodysplasia myelogram myelogram, complications of myelogram, metrizamide myelogram, thoracic myeloid sarcoma myelomalacia myeloneuropathy myelopathy myelopathy, carcinomatous myelopathy, chronic progressive myelopathy, vacuolar myeloradiculitis myeloradiculopathy myocardial abscess myocardial biopsy myocardial infarction myocardial infarction, acute myocardial injury myocardial ischemia myocarditis myoclonic jerks myoclonus myoclonus, action myoclonus, cortical myoclonus, epilepsy myoclonus, post anoxic myoclonus, segmental myoclonus, stimulus sensitive myoedema myoglobinuria myoinositol myokymia myopathy myopathy, acute myopathy, alcoholic myopathy, critically ill myopathy, desmin myopathy, mitochondrial myopathy, necrotizing myopia myorhythmia myositis myositis, ocular myotonia myotonia congenita myotonia dystrophica myxedema coma myxedema, neurologic manifestations of N20 response nail gun nalidixic acid naloxone narcolepsy 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CNS-prophylactic irradiation of neoplasm, metastatic to CNS-recurrent neoplasm, metastatic to CNS-treatment of neoplasm, metastatic to CNS-work up for neoplasm, peripheral nerve neoplasm, pituitary neoplasm, posterior fossa neoplasm, primary intracerebral neoplasm, primary intracerebral, children neoplasm, primary intracerebral, presenting as CVA neoplasm, primary intracerebral, resection neoplasm, primary intracranial neoplasm, primary intracranial-treatment of neoplasm, primary of CNS neoplasm, primary of CNS-children neoplasm, primary of CNS-differential diagnosis neoplasm, primary of CNS-incidence of neoplasm, primary of CNS-intraventricular neoplasm, primary of CNS-surgical treatment of neoplasm, primary of CNS-survival neoplasm, primary of CNS-treatment of neoplastic angioendotheliosis neoplastic meningitis Nepal nephritis nephrotic syndrome nerve agents nerve biopsy nerve block nerve conduction studies nerve injury nerve root enhancement nerve root hypertrophy neuralgia 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disease, tempo neurologic evaluation neurologic examination neurologic examination, focal neurologic examination, non-focal neurologic history neurologic intussusception neurologic signs neurologic symptoms neurologic testing neurological intensive care neurologist neurolymphomatosis neuromuscular blockade neuromuscular disease, electrodiagnosis of neuromuscular junction, abnormality of neuromyelitis optica (Devic's disease) neuromyelitis optica spectrum disorder neuromyelitis optica, IgG neuromyotonia neuron specific enolase neuronal cell surface antigen neuronal ceroid-lipofuscinosis neuronal intranuclear inclusion disease neuronal loss neuronopathy neuronopathy, sensory neurons neuroophthalmology neuropathology neuropathology, brain neuropathy neuropathy, amyloid neuropathy, etiologies of neuropathy, hereditary peripheral neuropathy, hypertrophic neuropathy, iatrogenic neuropathy, ischemic neuropathy, medication induced neuropathy, motor neuropathy, painful neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, sensory neuropathy, toxic neuropathy, vasculitic, nonsystemic neuropathy, vasculitic, systemic neuroprotective agents neuropsychiatry neuroradiology neurosyphilis neurotoxic neurotoxicity, acute neurotoxin neurotransmitter neutropenia New England newborn, evaluation of next-generation sequencing nicotinic acid Niemann-Pick disease night sweats nightmares nipple shield nitrite inhalant nitrogen mustard nitromethane nitroproprionic acid nitrous oxide nivolumab NMDA antagonists NMDA receptors nocardiosis nocebo effect noncommunicative non-dominant hemisphere nonresponsive nonsteroidal anti-inflammatory drug nonvasculitic autoimmune inflammatory meningoencephalitis nonverbal Noonan Syndrome normal nortriptyline nose, abnormal nosocomial infection Notch3 gene numbness, extremity numbness, generalized nursing home nutritional deficiency nystagmus nystagmus, monocular nystagmus, primary position of gaze nystagmus, rotary nystagmus, vertical obesity obsessive-compulsive disorder obstetric neurologic injuries occipital lobe, infarction occipital lobe, infarction, bilateral occipital lobe, lesion of occupational neurologic disorders occupational neuropathies ocular bobbing ocular bobbing, reverse ocular dipping ocular flutter ocular motility, disorders of oculocephalic reflex oculogyric crisis oculomasticatory myorhythmia oculovestibular reflex odynophagia olanzapine old age, neurology of oligodendroglioma oliguria omega-3 fatty acids Ommaya reservoir Ondine's curse oopherectomy opened mouth operculum syndrome operculum syndrome, bilateral ophelia syndrome ophthalmoplegia ophthalmoplegia, head injury causing ophthalmoplegia, neonatal ophthalmoplegia, painful ophthalmoplegia, plus syndrome ophthalmoplegia, progressive external ophthalmoplegia, total opiate opisthotonus opportunistic infection opportunistic infection, CNS opsoclonus opsoclonus, differential diagnosis of opsoclonus-myoclonus syndrome optic atrophy optic 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oxycodone oxygen therapy P300 pacemaker, cardiac-transvenous pachymeningitis, cranial pain pain, abdominal pain, anal pain, arm pain, back pain, buttock pain, calf pain, foot pain, hysterical pain, interscapular pain, leg pain, management of chronic pain, neuropathic pain, periorbital pain, thigh pain, throat pain, total body pain, withdrawal from PALA palatal myoclonus palate, paralysis palatopharyngeal incompetence palilalia palliative care pallidotomy pallor palpebral fissure, short palpitations pancreas transplantation pancreatitis pancytopenia pandemic panic attacks PANK2 mutation papilledema papillitis papovavirus paradichlorobenzene paralysis paralysis, acute paralysis, acute areflexic paraneoplastic brainstem encephalitis paraneoplastic cerebellar degeneration paranoia paraparesis paraparesis, acute paraparesis, familial spastic paraparesis, familial spastic, classification paraparesis, flaccid paraparesis, spastic paraparesis, spastic, tropical paraphasias paraplegia paraplegia, acute paraproteinemia parasitic infection parasitic infection, CNS parasomnia paraspinal steroid injection parathyroid adenoma parechovirus encephalitis parenteral alimentation paresthesias paresthesias, episodic paresthesias, facial paresthesias, feet paresthesias, hands parietal lobe, atrophy Parkinson disease Parkinson disease, arteriosclerotic Parkinson disease, atypical Parkinson disease, dementia with Parkinson disease, diagnosis Parkinson disease, driving with Parkinson disease, drug induced Parkinson disease, early symptoms Parkinson disease, familial Parkinson disease, fluctuations in Parkinson disease, intractable Parkinson disease, L-dopa nonresponsive Parkinson disease, on-off phenomena in Parkinson disease, postencephalitic Parkinson disease, sensory symptoms in Parkinson disease, surgical treatment of Parkinson disease, treatment of Parkinson disease, unilateral Parkinsonism multiple-system atrophy Parkinsonism syndrome parotid gland hypersecretion parotid gland swelling parotitis paroxysmal atrial tachycardia paroxysmal extreme pain disorder paroxysmal neurologic deficits paroxysmal neurologic disorder partial thromboplastin time, prolonged parvovirus PAS positive PAS positive material in the brain patent foramen ovale pathognomonic pathology patient information and support patient-oriented outcomes pectus excavatum pediatric autoimmune neuropsychiatric disorders associated with streptococcal infection pediatric neurology pediatric opioid use associated neurotoxicity pedicles of vertebrae, erosion of peduncular hallucinosis Pelizaeus Merzbacher pellagra pelvic fracture pelvic mass penicillamine penicillin penis, pigmented macules Penumbra System perceptual-motor dysfunction pergolide perianal sensory loss periaqueductal lesion periarteritis nodosa pericardial effusion pericarditis perineuritis perineuritis, optic periodic alternating gaze perioral numbness peripheral blood smear peripheral blood smear, abnormal peripheral nerve, lesion of peripheral pulse, absent perisulcal infarcts perivascular enhancement periventricular leukomalacia perivenular demyelination pernicious anemia peroneal nerve palsy perseveration Persistent postural-perceptual dizziness persistent vegetative state persistent vegetative state, children persistent vegetative state, etiology of personality change pertussis pertussis immunization petechiae petit mal status pfiesteria phencyclidine poisoning phenelzine phenobarbital phenothiazine phenothiazine, dyskinesia associated with phenylketonuria phenylpropanolamine pheochromocytoma philtrum, hypoplastic phlebotomy phobias phonophobia photophobia photopsias photosensitivity, skin physical activity physical therapy physostigmine pica Pick bodies Pick's disease pigmentary retinopathy pigmented macules pimozide pimozide, side effects pineal, shifted pitfalls Pittsburgh Compound B pituitary hyperemia pituitary stalk pituitary stalk, lesion of pituitary, adenoma pituitary, apoplexy pituitary, enlargement pituitary, hormones of pituitary, lesion of pituitary, metastasis to pituitary, microadenoma plasma cell dyscrasia plasmapheresis platelet inhibiting drugs platelet inhibiting drugs, contraindications platelet thrombi PLEDs PLEDs, bilateral independent pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic pleural effusion pleurisy pneumocephalus pneumoencephalogram(PEG) pneumonia pneumorrhachis pneumothorax podophyllin resin toxicity poison, mercury poison, neurologic problems with poison, organophosphate POLG1 gene poliomyelitis poliomyelitis vaccine poliomyelitis-like illness polyarthropathy polychlorinated biphenyls polycythemia, primary polycythemia, secondary polydipsia polydipsia, psychogenic polyhydramnios polyinosinic cytidic acid(poly IC) polymerase chain reaction polymerase chain reaction, false negative polymicrogyria polymyositis polymyositis, eosinophilic polyneuritis polyneuropathy polyneuropathy, chronic inflammatory demyelinating polyneuropathy, critically ill polyneuropathy, familial polyneuropathy, uremic polypharmacy polyps, gastrointestinal tract polyradiculoneuropathy polysomnogram polyuria pons, atrophy pons, infarction of pons, lesion of pontine hemorrhage pontocerebellar atrophy porphyria port wine nevus portal caval shunt position sensation, abnormal positive sharp waves post concussive syndrome post concussive syndrome, persistent post herpetic neuralgia post infectious cerebellar ataxia post infectious polyneuropathy post transplant lymphoproliferative disease post traumatic hypersomnia post traumatic stress disorder posterior cerebral artery occlusion posterior cerebral artery territory infarction posterior choroidal artery 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 leukoencephalopathy syndrome posterior leukoencephalopathy syndrome, location postictal encephalopathy postictal neurologic deficits postinfectious postoperative neurologic complications postpartum postpartum cerebral angiopathy postpartum coma posttraumatic postural abnormality potassium channel antibodies potassium channel dysfunction potassium chlorate practice guidelines pramipexole praziquantel precipitating factors preclinical precocious puberty pre-eclampsia pregnancy, neurologic complications in premarin premature atrial contractions premature infant premature infant, problems in premature ventricular contractions prenatal pretectal syndrome prethrombotic state prevention of neurologic disorders primary aldosteronism primary CNS histiocytic sarcoma primary episodic ataxia primary intracranial hypotension primary lateral sclerosis primary leptomeningeal gliomatosis primitive neuroectodermal tumors prion disease prion protein gene prisoner procainamide procarbazine progeria progesterone prognosis progressive encephalomyelitis with rigidity syndrome progressive infantile poliodystrophy progressive multifocal leucoencephalopathy progressive myoclonic epilepsy progressive neurologic disorder progressive spinal muscular atrophy progressive supranuclear palsy prolactin prolactin, elevated prolactinoma propranolol proprioception, abnormal proptosis prosopagnosia protease inhibitor, HIV-1 protein 14-3-3, cerebrospinal fluid protein 14-3-3, cerebrospinal fluid, false negative protein 14-3-3, cerebrospinal fluid, false positive protein C deficiency protein S deficiency proteinuria prothrombin time, prolonged proton pump inhibitors protozoan infection pruritus pseudarthrosis pseudoaneurysm pseudobulbar palsy pseudocyst pseudodementia pseudomonas aeruginosa pseudosubarachnoid hemorrhage pseudoxanthoma elasticum psychiatric disorder psychiatric problems in neurologic disorders psychological testing psychological testing, children psychological testing, neurologic problems psychomotor retardation psychosis psychosis, acute psychosis, cause of psychosis, childhood psychosocial aspects psychotic behavior ptosis ptosis, bilateral ptosis, unilateral puerperium pugilistic parkinsonism pulmonary edema pulmonary embolism pulmonary function tests pulmonary hypertension pulmonary infection pulmonary infiltrates pulmonary mass pulmonary nodules pulmonary opacity pulmonary stenosis punch-drunk syndrome pupil pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated and fixed, unilateral pupil, dilated, bilateral pupil, dilated, episodic pupil, dilated, unilateral pupil, light reflex of pupil, light reflex, abnormal pupil, midposition and fixed, bilateral pupil, small, reactive pupil, tonic Purkinje cell purpura putamen, lesion of putamen, lesion of, bilateral pyramidal pyramidal tract pyramidal tract dysfunction pyridoxine pyridoxine deficiency pyrimethamine quadrantanopsia, homonymous quadrantanopsia, superior quadriparesis quadriparesis, progressive quadriplegia quality of life quinidine quinine rabies, nervous system involvement with raccoon radial pulse, unilateral decrease of radiation encephalopathy, delayed radiation necrosis radiation therapy, CNS treatment and complications with radicular pain radiculitis radiculoneuritis radiculopathy radiofrequency ablation ragged-red fibers ranitidine Rankin score rapidly fatal neurologic illness rapidly progressing neurologic illness rash rash, hand rash, malar Raynaud's phenomenon reactive pleocytosis reading disorder, acquired readmissions real-time quaking-induced conversion recanalization, arterial receptor tyrosine kinase inhibitor rechallenge rectal sensation, impaired rectal sphincter tone, decreased recurrent red eye Red flags references, neurologic referral, neurologic reflex, brainstem reflex, brainstem, absent regional cerebral blood flow regional enteritis rehabilitation for neurologic disorders relapsing polychondritis release phenomena REM sleep REM sleep behavior disorder remote effect of cancer on the nervous system remternetug renal artery stenosis renal biopsy renal cyst renal failure renal failure, acute renal infarct renal replacement therapy renal stones renal transplantation reperfusion research respirations in CNS disease respirator respiratory arrest respiratory depression respiratory distress syndrome, neurologic status with respiratory failure respiratory paralysis, pharmacologic respiratory tract infection reticular activating system reticulum cell sarcoma retina, abnormal retinal artery occlusion retinal branch artery occlusion retinal degeneration retinal exudates retinal hamartoma retinal hemorrhages retinal infarction retinal ischemia retinal lesion retinal microvascular disease retinal vasculitis retinitis pigmentosa retinopathy retro-orbital pain retroperitoneal mass retrovirus Rett's syndrome reversal of sleep wake cycle reversible cerebral vasoconstrictive syndromes reversible neurologic disorder reversible splenial lesion syndrome review article Reye's syndrome Reye's syndrome, adult Reye's syndrome, incidence of Reye's syndrome, prognosis of rhabdomyolysis rhabdomyoma, cardiac rheumatic brain disease rheumatic fever rheumatic heart disease rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid vasculitis rheumotoid nodules rhinorrhea rhinorrhea, CSF rickettsial organism rifaximin right to die rigid spine syndrome rigidity rigidity, axial Riley-Day syndrome rippling muscle disease risk factors risk-benefit assessment risperidone risus sardonicus rituximab rivastigmine rizatriptan Rocky Mountain spotted fever rodents Romano-Ward syndrome Romberg's sign root canal root lesion, nerve ropinirole Rosenthal fiber encephalopathy Rosenthal fibers roseola infantum, C.N.S.involvement with rotavirus Roth spots roundworm roving eye movements rubella encephalitis rubella vaccine rubella virus rubeola virus rubeola, encephalitis rugby running runny nose Russia Sabin-Feldman dye test saccadic eye movements, abnormal sacral sparing safety sagging of the brain salicylate intoxication salivation, excessive salty taste Sandhoff's disease saphenous nerve sarcoidosis sarcoidosis, CNS sarcoma sarcoma, osteogenic Sarin sarpropterin Schilder's disease Schirmer test schistocytes schistosomiasis schizophrenia sciatic neuropathy sciatica scleritis sclerodactyly scleroderma scleromyxedema sclerosis, bone SCN1A gene scoliosis scoliosis, neurologic association with scorpion sting scotoma scotomata, scintillating screaming screening scuba diving sea-blue histiocytes season second impact syndrome sedation sedimentation rate sedimentation rate, elevated seizure seizure, adult onset seizure, advice to parents and teachers regarding seizure, age of onset seizure, axial seizure, cardiac arrhythmia causing seizure, cardiac arrhythmia resulting from seizure, children seizure, classification of seizure, 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reporting by patient seizure, restrictions following seizure, retained consciousness with seizure, stimulus sensitive seizure, surgical treatment of seizure, teenager seizure, tonic-clonic seizure, treatment of seizure, treatment of, first seizure, treatment of, monotherapy seizure, unknown origin seizure, withdrawal seizure, women seizure, workup of seizure-free interval selective serotonin reuptake inhibitors selenium self harm self-confidence sella turcica, enlargement of sensorimotor stroke sensorineural hearing loss sensory level sensory loss sensory loss, cutaneous sensory symptoms sensory testing, quantitative septicemia seroconversion serologic testing serologic testing of cerebrospinal fluid serologic testing, false negative seronegative seropositive serotonin serotonin agonist serotonin syndrome serratia marcescens serum alanine aminotransferase serum glutamic oxaloacetic transaminase serum lipase, elevated serum protein, decreased serum tumor markers setting sun phenomena severe acute respiratory syndrome sexual behavior, disorder of sexual dysfunction in neurologic disease shagreen patch shaken infant syndrome shaking Sheehan's syndrome shell fish poisoning Shiga toxin shigellosis shivering shock, cardiogenic shock, hypovolemic short stature short steps shoulder, pain in shunt procedure, lumboperitoneal shunt procedure, ventricular shunt procedure, ventricular-complications of shunt procedure, ventriculo-peritoneal Shy-Drager syndrome sibling sicca syndrome sick sinus syndrome sickle cell crisis sickle cell disease sickle cell trait sickle cell-hemoglobin C disease simultanagnosia simvastatin single photon emission computed tomography sinoatrial block sinus arrest sinuses, diseases of sinusitis Sjogren's syndrome Sjogren's syndrome, neurologic manifestations of skateboard injuries skew deviation skiing skin, biopsy skin, cherry-red skin, darkening of skin, lesions in neurologic disorders skin, pale skin, pink skull bone, thickening skull fracture skull fracture, basal skull fracture, pediatric skull x-ray skull x-ray, abnormal skull x-ray, bony defect on sleep sleep apnea sleep apnea, obstructive sleep offset paralysis sleep onset paralysis sleep paralysis sleep pathology and physiology sleeping sickness slit lamp examination slow virus infection of CNS slurred speech small for dates infant, problems in small vessel disease small vessel disease, cerebral small vessel vasculitis small-bowel bypass SMART syndrome smell Smell Identification Test snail SNCA duplication Sneddon's syndrome snoring snout reflex soap-bubble appearance soccer socialisation sodium channel dysfunction sodium valproate sodium valproate, toxicity solvent somatization disorder somatosensory evoked potentials somnolence sonophobia sore throat South America spaceflight spastic ataxia spastic diplegia spastic paraplegia, type 11 spastic paraplegia, type 15 spasticity spasticity, treatment of speech disorder speech disorder, childhood speech disorder, non aphasic speech, loss of speech, pressured speech, slowed speech, unintelligible sphenoid sinus biopsy sphingolipodoses spice spina bifida spinal accessory nerve spinal cord spinal cord, cervical spinal cord, compression of spinal cord, infarction of spinal cord, injury of spinal cord, injury, management of spinal cord, ischemic lesion of spinal cord, lesion of spinal cord, metastasis to spinal cord, neoplasm spinal muscular atrophy spinal stenosis spinal stenosis, familial spindle coma spine, metastasis to spinocerebellar ataxia spinocerebellar ataxia type 2 spirochete infection spitting splenectomy splenic infarcts splenium of corpus callosum splenomegaly splinter hemorrhages spongy degeneration of brain spontaneous eye movement spontaneous remission sports medicine, neurology of sprain, cervical sprain, cervical-treatment of squamous cell carcinoma of head and neck squirrels standing difficulty staphylococcal protein A column therapy staphylococcus aureus stare staring spells startle myoclonus startle reaction starvation static encephalopaty of childhood with neurodegeneration in adulthood statin therapy status epilepticus status epilepticus, intractable status epilepticus, myoclonic status epilepticus, nonconvulsive status epilepticus, psychogenic status epilepticus, recurrent steatorrhea stem cell rescue stem cell transplantation stent, carotid artery stent, vertebral artery steppage gait stereotaxic surgery stereotyped behavior stereotyped behavior, drug induced steroid steroid injection steroid responsive encephalitis steroid responsive encephalopathy steroid therapy, CNS treatment and complications with stiff man syndrome stillbirth Still's disease stimulant drugs stimulation, deep brain stimulation, deep brain, bilateral stimulation, sensory Stokes-Adams syndrome stomatitis stool, guaiac positive straight sinus strain, back strangulation streptococcal infection streptococcus pneumoniae streptococcus pyogens streptococcus viridans streptokinase stress, emotional stretch syncope striatal encephalitis striatum, lesion of striatum, lesion of, bilateral stridor stroke disability scale stroke protocol strokelike episodes strongyloides stercoralis strongyloides stercoralis hyperinfection syndrome strychnine poisoning stuporous Sturge-Weber syndrome stuttering 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 fluid collection, benign subarachnoid hematoma subarachnoid hemorrhage subarachnoid hemorrhage, causes of subarachnoid hemorrhage, cerebral convexity subarachnoid hemorrhage, nonaneurysmal subarachnoid hemorrhage, prognosis subarachnoid hemorrhage, recurrent subarachnoid hemorrhage, treatment of subarachnoid hemorrhage, work up subclavian-carotid artery bypass subcortical hemorrhage subcortical U fibers subcutaneous edema subdural effusion subdural hematoma subdural hematoma, acute subdural hematoma, bilateral subdural hematoma, chronic subdural hematoma, neonates and infants subdural hematoma, nonsurgical treatment of subdural hematoma, posterior fossa subdural hygroma subependymal nodules subgaleal fluid collection suboccipital decompression substantia nigra subtemporal decompression subthalamic nucleus subthalamic nucleus deep brain stimulation suck reflex suck, poor sudden death sugarcane, mildewed suicide sulfonamides sulindac sumatriptan summer superficial temporal-middle cerebral artery anastomosis superior cerebellar artery infarction superior sagittal sinus thrombosis suprasellar lesion Susac's syndrome swallow syncope swallowing sweating sweating, abnormality of Sweet's syndrome symmetric brain lesions sympathomimetic drugs syncope syncope, differential diagnosis of syncope, driving with syncope, micturition syncope, psychogenic syncope, recurrent syncope, triggers of syncope, visually induced syncope, work up for synovitis synucleinopathy syphilis, congenital syphilis, diagnosis and treatment syphilis, neurologic complications with syringomyelia systemic exertion intolerance disease systemic illness systemic lupus erythematosus systemic lupus erythematosus, neurologic complications with systemic mastocytosis T cell lymphocytes T cell lymphoma Tabun tachycardia tachypnea tacrolimus talk tamoxifen tandem gait, ataxic tangential tapetoretinal degeneration tardive dyskinesia Tarlov's cyst taste tau protein tauopathy taxol Tay-Sachs disease TDP-43 proteinopathy tea teeth, abnormal telangiectases teleconsulting telemedicine telemetry, cardiac teleneurology telestroke temporal artery, biopsy temporal artery, tender temporal horn, enlarged temporal lobe temporal lobe, atrophy temporal lobe, lesion temporal lobe, lesion, bilateral temporal lobe, status temporal lobectomy temporal lobectomy, complications temporalis muscle wasting temporomandibular joint temporomandibular joint, pain tensilon test tension headache tentorium cerebelli teratogenesis teratogenic drugs teratoma teratoma, ovarian term infant Terri Schiavo case terrorist attack testicular teratoma tetanus antitoxin tetany tetrodotoxin Thailand thalamic amnesia thalamic aphasia thalamic tumors thalamic tumors, bilateral thalamus thalamus, atrophy of thalamus, infarction of thalamus, infarction, bilateral thalamus, lesion of thalamus, lesion of-bilateral the metabolic syndrome theophylline thiamine thiamine deficiency thiazide diuretic third nerve third nerve palsy third nerve palsy, bilateral third ventricle, wall thirst Three territory sign thrombectomy thromboangiitis obliterans cerebri thrombocytopenia thrombocytosis thrombolysis, mechanical thrombophlebitis thrombophlebitis, prophylaxis thrombotic microangiopathy thrombotic thrombocytopenia purpura thrombus, mural thrush thymectomy thymoma thyroid stimulating immunoglobulins thyroiditis thyrotoxicosis thyrotropin thyroxine thyroxine, low tiagabine tic tick bite tick paralysis tick-borne encephalitis timolol tinnitus tinnitus, causes of tinnitus, pulsatile tissue plasminogen activator, intravenous titubation tizanidine tocainide Todd's paralysis toe walking toilet seat neuropathy Tolosa Hunt syndrome tongue, atrophy tongue, biting tongue, enlarged tongue, impaired movements of tongue, pain tongue, protrusion of tongue, ulcer tonic cerebellar fits tonsillar herniation of cerebellum toothache top of the basilar syndrome topical medication topiramate torsades de points total knee arthroplasty toxic encephalopathy toxins, nervous system toxoplasma gondii toxoplasmosis, acquired toxoplasmosis, CNS toxoplasmosis, muscle tracheostomy tranquilizers, neurologic complications with transdermal medication transderm-V transient altered awareness transient epileptic amnesia transient global amnesia transient global amnesia, precipitating events transient ischemic attack transient ischemic attack, limb shaking transient ischemic attack, venous transient loss of consciousness transient neurologic deficit transluminal angioplasty, basilar artery transluminal angioplasty, carotid artery transluminal angioplasty, coronary artery transluminal angioplasty, vertebral artery transplacental virus infections transport of patient transposition of the great vessels trauma trauma center travel, foreign trazodone treatment of neurologic disorder treatment, empirical tremor tremor, intention tremor, jaw tremor, postural tremor, resting tremor, surgical treatment of tremor, thalamic tremor, thalamic stimulation for suppression of tremulousness triazolam trichloroethane tricuspid valve, lesion of tricyclic antidepressant trientine dihydrochloride trifluoperazine trigeminal neuralgia trigeminal neuropathy trigeminal neuropathy, bilateral trigger point injection trimethoprim-sulfamethoxazole trimethyltin trinucleotide repeats triphenyltin intoxication tripping trismus tropical disease troponin T Trousseau's sign Trousseau's syndrome trypanosoma brucei gambiense tsetse fly tube feeding tuberculoma of CNS tuberculosis tuberculous meningoencephalitis tuberous sclerosis tuberous sclerosis, screening for tumefactive lesion tumor necrosis factor tumor necrosis factor inhibitor twins twitching typhus, scrub tyrosine hydroxylase deficiency ulcerative colitis ultrasonography ultrasonography, carotid artery ultrasonography, head ultrasonography, head, fetus-neonate uncal herniation unconsciousness unconsciousness, episodic unconsciousness, transient undiagnosed Unified Parkinson Rating Scale upgaze upgaze, paralysis of upgaze, sustained upright-tilt test upward deviation of eyes upward transtentorial herniation urea-cycle enzymopathies uremia uremic encephalopathy ureterosigmoidostomy urinalysis, abnormal urinary casts urinary frequency urinary incontinence urinary retention urinary sulfatidase excretion urinary tract infection urine osmolality, elevated urine sediment urine test for metabolic disorders urine test in toxic screen urine, dark urticaria uveitis vaccination, neurologic complications with vaccine vaccinia vacor vagus nerve, lesion of valium valsalva maneuver valvulopathy vanishing tumor varicella zoster virus varicella zoster virus, encephalitis varicella zoster virus, vasculopathy variola variola vaccination vascular malformation, children, intracranial vasculitides vasculopathy vasopressin vasospasm vasospasm, cerebral vasovagal episode vegetarianism Venereal Disease Research Laboratory test venlafaxine venogram, cerebral venous engorgement venous hypertension venous ischemia venous thrombosis, non-cerebral ventricular assist device ventricular enlargement ventricular fibrillation ventricular tachycardia ventriculitis ventriculostomy ventriculostomy, endoscopic vertebral artery vertebral artery occlusion vertebral artery stenosis vertebral infarction vertebral-basilar artery, intraluminal clot vertebral-basilar insufficiency vertical gaze vertigo vertigo, episodic vertigo, positional vertigo, post-traumatic very long chain fatty acids vestibular exercises vestibular function, tests of vestibulopathy vibratory sensation, abnormal video recording Vietnamese vigabatrin vinblastine vincristine neurotoxicity violent behavior viral infection viral infection, CNS viral isolation viral load Virchow-Robin spaces, dilated virus, slow visceral larva migrans vision, blurred vision, blurred, monocular vision, failure of in childhood visual acuity visual acuity, decreased visual evoked response visual field defect visual field defect, altitudinal visual field defect, bilateral visual impairment visual loss visual loss, progressive visual loss, slow visual loss, sudden-unilateral visual loss, transient visual neglect visual symptoms visuospatial disturbance vitamin B3, deficiency vitamin D vitamin D deficiency vitamin deficiency vitamin K vitamin K deficiency vitamin supplementation vitamin, multiple vocal cord paralysis vocalizations volleyball voluntary nystagmus vomiting, episodic vomiting, recurrent voriconazole VX WAIS Waldenstrom's macroglobulinemia walking walking frame walking, difficulty with war water channel antibodies water intoxication watershed infarcts weakness weakness, acute weakness, chronic weakness, episodic weakness, focal weakness, generalized weakness, infant weakness, progressive weakness, proximal weakness, unilateral weaning from respirator, failure to web sites weight gain weight loss welder Wernicke's aphasia Wernicke's encephalopathy West Nile fever Western immunoblot test wheelchair Whipple's disease white matter disease white matter disease, periventricular white matter disease, subcortical whole body imaging wide based gait wine word-finding difficulty work loss workup wrestling wrist drop writing xanthopsia xerophthalmia xerostomia x-linked intellectual deficit x-linked mental retardation x-ray, cervical spine x-ray, spine yawning movements yelling yew plant zinc zolmitriptan zolpidem zombie zonisamide zoster sine herpete

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