Differential (Click to cross reference) abdominal distention abdominal protrusion abdominal reflex, absent abdominal x-ray abducens nerve paralysis abducens nerve paralysis, bilateral abortion, spontaneous abscess, intracerebral abstract reasoning abulia acanthocytosis accommodation accomodation, abnormal aceruloplasminemia acetazolamide acetylcholine in CNS achilles tendon, enlarged aciduria acoustic nerve acquired immunodeficiency syndrome acquired immunodeficiency syndrome dementia complex acquired immunodeficiency syndrome dementia complex, pathogenesis acquired immunodeficiency syndrome myelopathy acquired immunodeficiency syndrome, congenital acquired immunodeficiency syndrome, infants and children acquired immunodeficiency syndrome, medical precautions with acquired immunodeficiency syndrome, older adults acquired immunodeficiency syndrome-related complex acrocyanosis acromicria ACTH activities of daily living activities of daily living scale acute cerebellar ataxia acute 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states, DT's, convulsions, etc. alcoholism Alexanders disease alexia alexia with agraphia alexia without agraphia algorithm alien hand syndrome alkalosis alkalosis, respiratory alkylating agents allodynia alpha methyldopa hydrazine alpha-fetoprotein alpha-synuclein altered states of consciousness alternating hemiplegia alternating hemiplegia of childhood alternating rapid movement alternating rapid movement, impaired alternative medicine aluminum Alzheimer's disease Alzheimer's disease, behavioral symptoms Alzheimer's disease, conjugal Alzheimer's disease, diagnosis of Alzheimer's disease, driving with Alzheimer's disease, early onset Alzheimer's disease, early symptoms Alzheimer's disease, familial Alzheimer's disease, familial, late onset Alzheimer's disease, heterogeneity of Alzheimer's disease, incidence Alzheimer's disease, misdiagnosis Alzheimer's disease, noncognitive symptoms Alzheimer's disease, pathogenesis Alzheimer's disease, patient awareness of Alzheimer's disease, 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intracranial, screening for aneurysm, intracranial, treatment of aneurysm, unruptured aneurysm, vertebral basilar system Angelman syndrome angiitis angiitis, granulomatous of CNS angiitis, isolated of CNS angiitis, isolated of CNS, tumefactive angiofibroma, facial angiography, cerebral, beaded vessels angiography, cerebral angiography, cerebral, false negative angiography, cerebral, negative angioid streaks angiokeratoma angiomyolipomas angular gyrus angular gyrus syndrome animal exposure aniridia anisocoria ankle edema ankle, swelling of anomic aphasia anorexia anorexia nervosa anosmia anosognosia anoxia anterior cerebral artery anterior cerebral artery territory infarction anterior communicating artery anterior horn cell disease anti citrullinated antibody anti GQ1b IgG antibody anti Hu antibody anti IgLON5 anti La antibody anti Ma anti pan-neurofascin anti Ro antibody anti Tr antibodies antiarrhythmic drugs 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, contraindications anticoagulant, discontinuation anticoagulant, treatment anticoagulant, treatment in CVD anticonvulsants anticonvulsants, cognitive function with anticonvulsants, discontinuation in seizure-free epileptics anticonvulsants, selection of anticonvulsants, teratogenicity of anticonvulsants, untoward effects of antidepressant antidotes antifungal agent antiganglioside antibodies antihypertensive antimetabolite antineutrophil cytoplasmic autoantibodies antioxidant antiphospholipid antibodies antiphospholipid antibody syndrome antithyroid antibodies antiviral agents anxiety anxiolytic agents aorta, atherosclerosis aortitis aphasia aphasia, children aphasia, conduction aphasia, progressive aphasia, progressive, non-fluent aphasia, progressive, primary aphasia, transcortical aphasia, transcortical-sensory aphonia apnea apolipoprotein E apolipoprotein E, false positive apomorphine APP gene applause sign apraxia apraxia of eye movements apraxia of eyelid opening apraxia, constructional apraxia, dressing apraxia, speech aprazolam aqueduct of Sylvius, obstruction aqueduct of Sylvius, stenosis aqueductal stenosis arachnoiditis arbovirus area postrema areflexia arenavirus aripiprazole arm swing, reduced arm weakness Arnold Chiari malformation arousal arrhythmia, cardiac arsenic arteriopathy arteriovenous malformation arteriovenous malformation, cerebral arteritides arteritis, temporal arthralgia arthritis arthropathy arthropathy, neuropathic artificial intelligence artificial sweetener arylsulfatase A ascending paralysis ascites ascorbic acid ash leaf spots asparginase aspartame aspartocyclase Asperger's syndrome aspergillosis aspiration aspirin association cortex asterixis asterixis, causes of asterixis, unilateral astrocytoma asymptomatic ataxia ataxia telangiectasia ataxia, cerebellar ataxia, congenital ataxia, hereditary ataxia, progressive ataxia, sensory ataxia, truncal ataxic gait atherosclerosis, generalized atherosclerosis, premature athetosis atomic bomb atonic bladder ATP1A3 gene atrial fibrillation atrial myxoma attention attention deficit disorder with hyperactivity attention deficit disorder with hyperactivity, adult attention span atypical audiogram auditory and vestibular pathways auditory evoked brainstem potentials 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 automobile accidents autonomic dysfunction autonomic dysfunction, evaluation of autonomic nervous system autonomic neuropathy autonomic neuropathy, idiopathic autoregulation, cerebral autosomal dominant leukodystrophy axonal degeneration axonal injury axonal spheroid azathioprine azidodeoxythymidine B 12 deficiency B cell lymphoma B12 Babinski sign baclofen bacterial infection bacterial infection, CNS Balint's syndrome ballismus, bilateral Bannayan-Riley-Ruvalcaba syndrome barbiturate anesthesia barbiturate anesthesia, status epilepticus Barthel index basal cell carcinoma basal cistern basal ganglia basal ganglia, calcification of basal ganglia, degeneration basal ganglia, infarction basal ganglia, lesion of basal ganglia, lesion, bilateral basilar artery migraine basilar artery occlusion basilar impression basophilic stippling of red blood cells Bassen-Kornzweig syndrome battered child syndrome bedridden behavior behavior, combative behavioral disorder behavioral disorder, acute Behcet's syndrome belligerent Benedict's solution test benign congenital hypotonia benign essential tremor benign senescent forgetfulness benzodiazepine beta adrenergic blocker betahistine bias bicaudate index bifid uvula bilateral periventricular nodular heterotopia bilirubin encephalopathy binge eating Binswanger disease biologic markers biological warfare bismuth black box warning black toenail sign blacks bladder dysfunction blast injury blepharospasm blind spot, enlarged blindness blindness, sudden blinking blinking, reduced blood brain barrier blood dyscrasias, neurologic findings with blood pressure blood pressure, control blood pressure, mean arterial blood transfusion body odor bone age bone biopsy bone density bone density, increased bone marrow biopsy bone marrow transplantation bone pain bone scanning bone survey boomerang sign Borrelia miyamotoi infection botulinum toxin bovine spongiform encephalopathy boxing brachium pontis brachycephaly bradycardia bradykinesia bradyphrenia brain atrophy brain biopsy brain biopsy, complications of brain biopsy, false negative brain biopsy, indication brain biopsy, negative brain biopsy, stereotaxic brain damage brain fog brain mapping brain scan brain scan, abnormal brain volume brain weight brainstem brainstem, atrophy brainstem, dysfunction brainstem, lesion of breast feeding breech delivery brexpiprazole bromocriptine brucellosis brucellosis, nervous system involvement with bruit bruit, cranial bruxism budesonide bulbar dysfunction bulbar palsy bulimia BUN, elevated buphthalmos burning feet burning feet, differential diagnosis of burning paresthesia burst suppression pattern, electroencephalogram buspirone C9orf72 cachexia cafe au lait spots caffeine CAG repeats calcification, gyral calcification, intracranial calcification, intracranial, miliary calcification, intracranial, rim calcification, periventricular calcium antagonist calcium, serum calculations callosal angle caloric testing camptocormia Canavan's disease cancer associated cognitive impairment Candy sign cane Capgras syndrome carbamazepine carbamyl phosphate synthetase-I deficiency carbon monoxide poisoning carbonic anhydrase II deficiency carcinoembryonic antigen carcinoid syndrome carcinoma carcinoma of breast carcinoma of lung carcinoma of pancreas carcinoma of stomach carcinoma of thyroid cardiac arrest cardiac arrest and resuscitation cardiac surgery cardiac surgery, neurologic complications with cardiomyopathy cardiopulmonary bypass cardiovascular disease caregiver caries carotid angiogram carotid artery atherosclerosis carotid artery calcification carotid artery disease carotid artery disease, asymptomatic carotid artery disease, medical management carotid artery intima-media thickness carotid artery occlusion, bilateral carotid artery occlusion, intracranial carotid artery occlusion, neck carotid artery plaque carotid artery stenosis carotid artery stenosis, bilateral carotid siphon carotid-siphon occlusion carpal tunnel syndrome carphology carpo-pedal spasm case studies CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, angiography CAT scan, angiography, false negative CAT scan, brain scan compared to CAT scan, brain tumors CAT scan, cerebrovascular disease CAT scan, chest CAT scan, contrast enhanced CAT scan, contrast enhanced, delayed CAT scan, contrast enhanced, double dose CAT scan, dementia CAT scan, disappearing lesion on CAT scan, emission CAT scan, emission, abnormal CAT scan, false negative CAT scan, false positive CAT scan, hare's ears sign on CAT scan, indications for CAT scan, isodense lesion with acute hemorrhage CAT scan, mass effect on CAT scan, myelogram with CAT scan, normal ventricular size with aging CAT scan, ring sign CAT scan, serial CAT scan, spinal cord CAT scan, venography catalepsy cataplexy cataracts cataracts, congenital catatonia catecholamine 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, syndrome cavum septi pellucidi CD4 counts CD8 encephalitis celiac disease, adult celiac disease, childhood central hypoventilation central nervous 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cerebrovascular accident, volume cerebrovascular accident, women cerebrovascular accident, young adult cerebrovascular disease cerebrovascular disease, cardiovascular disease with cerebrovascular disease, natural history of cerebrovascular disease, risk factors in cerebrovascular disease, treatment of ceruloplasmin, serum cervical spine cervical spine injury Chamberlane's line Charcot-Marie-Tooth chelation therapy chemical meningitis chemical weapons chemonecrosis chemosis chemotherapy, CNS treatment and complications with chenodeoxycholic acid cherry red spot cherry red spot-myoclonus syndrome chest x-ray, abnormal chewing movements chickenpox chilbran skin lesions children chills chlorine chlorpyrifos choking cholelithiasis cholestanol cholestasis cholesterol cholesterol, HDL cholesterol, LDL choline choline acetyltransferase chorea chorea, causes of chorea, familial chorea, senile choreoathetosis chorioretinitis choroid plexus choroid plexus, abnormality of choroid plexus, enhancement choroid plexus, tumor of chromosomal abnormality chromosome 1 chromosome 11 chromosome 12 chromosome 15 chromosome 16 chromosome 17 chromosome 19 chromosome 2 chromosome 20 chromosome 20 ring chromosome 28 chromosome 6 chromosome 9 chronic fatigue syndrome chronic graft versus host disease chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids chronic polyneuritis, children chronic progressive external ophthalmoplegia chronic traumatic encephalopathy Chvostek sign cigarette smoking cimetidine cingulate gyrus cingulate island sign cinnarizine cirrhosis cisterna magna cisterna magna puncture cisterna magna, enlarged cisternogram, radionuclide citalopram cleft palate climate change Clinical Pathologic Conference(C.P.C.) clinical trials clinodactyly clonazepam clonus clopidogrel CLOVES syndrome clozapine clubbing of fingers clubfoot as related to neurologic disease cluster, geographic coat-hanger pain cobalamin C deficiency cocaine cocaine, intrauterine exposure coccidioidomycosis cochlear implant Cockayne's syndrome cognition cognition, slowed cognitive delay cogwheel rigidty coin rotation test coinfection colchicine cold hands sign collapsin response mediator protein 5 IgG colloid cyst colloid cyst of third ventricle coloboma color vision color vision, impaired colpocephaly coma coma, causes of coma, episodic coma, medically induced coma, unknown etiology comorbidities competency complications comprehension, impaired compression fracture compression neuropathy compulsivity concentration, impaired concussion confabulation conflict of interest confusion confusional state, acute congenital bilateral perisylvian syndrome congenital birth defects congenital deformities congenital heart disease congenital heart disease, CNS complications with congenital infection, CNS congenital infection, viral congenital malformation congenital malformation, dilantin therapy causing congenital malformation, non CNS congenital paresis congestive heart failure conjunctival biopsy conjunctivitis consanguinity constipation contactin associated protein like 1 antibodies contactin associated protein like 1 auto antibodies.(CNTN1) contractures, joint contraindications controversies in neurology convergence convergence, impaired conversion reaction copper copper deficiency copper metabolism, abnormal cornea, abnormal cornea, opacification in infancy-causes of cornea, opacity of corneal dystrophy corneal transplant Cornelia de Lange syndrome coronary artery bypass coronary artery disease coronavirus corproporphyrins corpus callosum corpus callosum, atrophy of corpus callosum, hypoplastic corpus callosum, lesion of corpus callosum, thinning cortical blindness cortical blindness, transient cortical demyelination cortical dysplasia, focal cortical infarction cortical infarction, small cortical ribbon sign cortical-basal ganglionic degeneration cortisol, elevated cost cost effectiveness cough coumarin counselling COVID-19 COVID-19, long CPAP cranial nerve enhancement cranial nerve palsies cranial nerve palsies, bilateral cranial neuropathy cranial neuropathy, multiple cranio-cervical junction C-reactive protein C-reactive protein, elevated creatine phosphokinase(CPK)elevated Creutzfeldt-Jakob disease, genetic Crigler-Najjar disease, type I critical care unit cry, abnormal cry, high-pitched cry, weak crying crying, pathologic cryoglobulinemia cryopyrin-associated periodic syndrome cryptococcal antigen cryptococcal meningitis cryptococcal meningoencephalitis cryptorchidism Cuba cultured skin fibroblasts Cushing's syndrome cyanide poison cyanosis cyclandelate cyclophosphamide cyclosporine cyst cyst, arachnoid cyst, arachnoid, infant cyst, arachnoid, posterior fossa cyst, benign intracranial cyst, bone cyst, cortical parenchyma cyst, epidermoid of CNS cyst, odontogenic cyst, parenchymal cyst, porencephalic cyst, ventricular cystatin C mutation cysticercosis cysticercosis, cerebral cysticercosis, intraventricular cysticercosis, subarachnoid cytoarchitectonics, cerebral cortex cytochrome c oxidase cytochrome c oxidase, deficiency cytokines cytomegalic inclusion disease cytomegalovirus infection cytomegalovirus infection, congenital cytosine arabinoside Danon disease deafmute deafness deafness, bilateral deafness, congenital deafness, sudden decerebrate posture decision aids decision analysis decontamination deep gray nuclei deep tendon reflexes deferoxamine degenerative diseases of CNS dehydration delay in diagnosis delirium delirium, work up for delusion dementia dementia, advanced dementia, age at onset dementia, autoimmune dementia, cardiogenic dementia, cerebrovascular disease causing dementia, childhood dementia, clinical diagnosis dementia, diagnostic classification dementia, diagnostic evaluation of dementia, differential diagnosis of dementia, driving with dementia, early detection dementia, familial dementia, frontal lobe type dementia, frontotemporal dementia, 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diagnostic criteria dialysis dialysis dementia dialysis disequilibrium syndrome diarrhea diencephalon diet dietary supplement differential diagnosis difficulty climbing stairs digital subtraction myelogram digits, abnormal dilantin dinitrophenylhydrazine(D.N.P.H.)reaction diplegia, atonic diplegia, spastic cerebral diplopia disability rating scale, neurological disability, neurological disconnection syndrome disease modifying agents disinhibition-dementia-parkinsonism-amyotrophic complex dislocated hip, congenital disorientation disseminated intravascular coagulation(DIC) distal muscle weakness dizziness dizziness, chronic DNA probes donepezil dopamine dopamine agonist doppler down-beat nystagmus down-beat nystagmus, primary position of gaze downward gaze downward gaze, paralysis of DPPX DPPX, antibodies DPPX, antibodies, encephalitis Dravet syndrome draw a clock drawing driving driving restrictions driving test drooling drop attacks drug abuse drug abuse, inhalation drug abuse, neurologic complications of drug induced neurologic disorders drug induced neurologic disorders in children drug overdose drug withdrawal dural arteriovenous malformation dural sinus thrombosis dural tear dwarfism dying dysarthria dyscalculia dysdiadochokinesia dysequilibrium syndrome dysexecutive syndrome dyskinesia dyskinesia, buccal lingual facial dyskinesia, drug induced dyskinesia, facial dyslexia dysmetria dysmorphic dysnomia dysostosis multiplex dysphagia dysphasia dysplasia of C.N.S. dyspnea dyspraxia dyssynergia cerebellaris myoclonica dystonia dystonia musculorum deformens dystonia, children dystonia, drug induced dystonia, face dystonia, focal dystonia, truncal dystonic lipidosis dystonic reaction, acute dystroglycanopathies dystrophin ear, abnormal ear, pain in ear, red ear, swollen ears of the Lynx MR sign eating disorder echocardiogram echolalia eczema edema, pedal educational status efficacy Eisenmenger's syndrome ejection fraction ejection fraction, abnormal 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eosinophilia eosinophilia-myalgia syndrome ependymitis ependymoma epicanthal folds epidemic epidemiology of neurology epidermal nevus syndrome epidural blood patch epilepsia partialis continua epilepsy epileptic encephalopathy epinephrine episodic disorders episodic neurologic deficits episodic unconsciousness epistaxis Epstein-Barr virus equinovarus erectile dysfunction erethism erythema nodosum erythrocyte esophageal varices ethics in neurology ethylene oxide euphoria euthanasia evidence-based research evoked potentials executive dysfunction exercise exercise intolerance exome sequencing exostosis extralimbic encephalitis extrapyramidal extrapyramidal movement disorder, progressive eye color eye movement, disorders of eye, pain in eyebrows, abnormal eyes, sunken Fabry's disease face, elongated face, inexpressive facial anomalies facial appearance, abnormal facial asymmetry facial expression abnormality facial movement disorder facial nerve palsy facial nerve palsy, bilateral facial nevus facial pain facial weakness facial weakness, bilateral facial weakness, central facial weakness, central, emotional faciobrachial dystonic seizure Fahr disease failed medical management failure to thrive falling false negative false negative VDRL false positive false positive VDRL falx cerebri familial familial hemiplegic migraine family function Farber's disease farmer fasciculation fatal familial insomnia fatigue fatty acid dehydrogenase deficiency fatty acid, elevated plasma content febrile infection-related epilepsy syndrome feeding disorder fenfluramine ferric chloride test ferritin, elevated ferritinemia fetal alcohol syndrome fetal movements, reduced fetal valproate syndrome fetus fever fever, recurrent fibrillations fibrinoid necrosis fibrinolytic agents, intra-arterial local infusion fibrinolytic agents, utilization fibroma, ungual fine motor function, impaired finger nose finger test finger tapping fingerprint bodies fish Fisher C.M. fistula, arterio-venous fistula, arterio-venous, dural flaccid paralysis flail arm syndrome floppy infant florbetapir fluctuate fluency flu-like illness flunarizine fluorescein angiography fluorescene in situ hybridization fluorescent treponema antibody absorption(FTA-ABS) fluorescent treponema antibody absorption/false positive fluorouracil flush syndrome foam cells folic acid folic acid deficiency fontanel, bulging food-borne infection foot deformity foot drop foot numbness foot, swollen football neurologic injuries forceps delivery formaldehyde fornix fornix, lesion of fourth ventricle, cyst fourth ventricle, floor fracture, long bone fracture, pathologic Fragile-X associated tremor/ataxia-syndrome fragile-X syndrome fragile-X syndrome, carrier frataxin free radical Friedreich's ataxia frontal behavioral spatial syndrome frontal bossing frontal lobe, anatomy and physiology frontal lobe, atrophy frontal lobe, behavior with disease of frontal lobe, lesion of frontal lobe, pathologic signs of frontotemporal dementia, behavioral variant frozen section fucosidosis fundus, abnormality of funduscopic exam fungal infection fungal infection, CNS gadolinium gag reflex, depressed gait disorder gait, apraxic gait, festinating gait, magnetic gait, spastic gait, waddling galactosemia galantamine gamma amino butyric acid gamma amino butyric acid receptor antibody gammaglobulin therapy, intravenous gammaglobulin therapy, intravenous, refractory ganciclovir ganglionitis gangliosidosis GM1 gangliosidosis GM2 gangliosidosis GM2-AB variant gargoylism gasoline sniffing gasping gastric partitioning gastric surgery gastritis gastrointestinal disease, neurologic complications gastrostomy gastrostomy, percutaneous endoscopic Gaucher's disease Gaucher's disease, adult onset gaze deviation gaze palsy gaze palsy, horizontal gaze palsy, supranuclear gaze palsy, vertical gender gene gene mutation general paresis of the insane genetic counselling 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-IgG Gilles de la Tourette syndrome Gillespie syndrome gingival hyperplasia gingivitis ginkgo biloba ginseng girdle sensation glabellar sign glaucoma gliadin antibodies glioblastoma multiforme(astrocytoma Gr.III) glioma glioma, low-grade gliomatosis cerebri gliosis globus pallidus globus pallidus, lesion of globus pallidus, lesion of, bilateral glossitis glucagonoma glucose tolerance test, abnormal GLUT1 GLUT1 deficiency syndrome glutamic acid decarboxylase, antibody glutamine gluten-free diet glycine glycine receptor antibodies glycogen storage disease glycoprotein glycosyltransferase GM antigen test GM1 ganglioside GM1 ganglioside antibodies GNAQ gene Google Gorlin-Goltz syndrome gout GPS tracking gram positive rod grandiosity granular atrophy, cerebral cortex granular osmiphilic material granulomatosis with polyangiitis granulomatous disease grasp reflex grasping Graves ophthalmopathy gray matter grief reaction grimacing growth hormone growth hormone deficiency growth retardation guanidinoacetate methyltransferase deficiency Guillain Barre syndrome Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, recurrent Guillain Barre syndrome, variant forms of Gulf War syndrome gum disease gyrus, abnormal hair, loss Hallervorden Spatz disease Hallervorden Spatz disease, late onset Hallgren's syndrome hallucination hallucination, auditory hallucination, olfactory hallucination, visual haloperidol hamartin hamartoma hand clapping hand flapping hand numbness hand swelling hand weakness hand wringing handedness Hand-Schuller-Christian disease handwriting head circumference head injury head injury, CNS function following head injury, hydrocephalus following head injury, management of head injury, mild head injury, prognosis in head injury, repetitive head injury, severe head lag headache headache, chronic 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hormone therapy hospice hospitalization human genome human immunodeficiency virus type 1 human immunodeficiency virus type 1, acute infection human immunodeficiency virus type 1, asymptomatic human immunodeficiency virus type 1, infants and children human immunodeficiency virus type 1, pathogenesis human T-lymphotropic virus type I(HTLV-I) hunger Hunter's syndrome 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 Hurler's syndrome hydergine hydranencephally hydrocephalus hydrocephalus, communicating hydrocephalus, congenital hydrocephalus, exvacuo hydrocephalus, fetal hydrocephalus, intrauterine hydrocephalus, non-communicating(obstructive) hydrocephalus, normal pressure hydrocephalus, normal pressure, etiology hydrocephalus, transient hydrocephalus, treatment of hydrophobia hydroxyglutaric aciduria hyperactivity hyperadrenalism hyperammonemic encephalopathy hyperbaric oxygen hyperbilirubinemia hyperbilirubinemia, CNS abnormality after hypercapnia hypercholesterolemia hyperekplexia hyperemisis gravidarum hypereosinophilic syndrome(HES) hyperglycemia hyperglycinemia hyperglycinemia, nonketotic hyperhidrosis hyperhomocysteinemia hyperkalemia hyperlipidemia hyperlipoproteinemia hypernatremia hyperosmia hyperostosis hyperostosis corticalis generalisata familiaris hyperparathyroidism hyperphagia hyperpigmentation of skin hyperpyrexia, CNS disorder causing hyperreflexia hypersegmented polys hypersomnia hypertelorism hypertension hypertension, cerebrovascular disease with hypertensive encephalopathy hypertensive encephalopathy, venous hyperthermia hyperthyroidism hypertonia hypertriglyceridemia hypertrophic cardiomyopathy hypertrophic intracranial pachymeningitis hyperventilation hyperviscosity hyperviscosity, neonatal hypoalbuminemia hypocalcemia hypocalcemia, causes of hypodontia hypofibrinogenemia hypogeusia hypoglycemia hypoglycorrhachia hypoglycorrhachia, causes of hypogonadism hypomagnesemia hypomelanosis of Ito hypometric saccades hypomyelination hyponatremia hypoparathyroidism hypoparathyroidism, idiopathic hypophonia hypopigmentation of skin hypoplastic left heart syndrome hypopnea hyporeflexia hyposmia hypotension, neurologic causes of hypotension, systemic hypothalamus, damage to hypothalamus, disturbance of hypothalamus, lesion of hypothermia hypothermia, causes of hypothyroidism hypothyroidism, congenital hypothyroxinemia hypotonia hypotonia, infants hypoxia hypoxic encephalopathy hypsarrhythmia iatrogenic neurologic disorders ibuprofen ICD-9-CM codes ideomotor apraxia IgG4-related disease ileus, paralytic illusions imbalance imbalance, postural immune reconstitution inflammatory syndrome immunization, neurologic complications with immunocompetent immunodeficiency immunoelectrophoresis, serum immunofluorescence immunofluorescent exam of CSF cells immunohistochemistry immunologic disease immunology and the nervous system immunomodulation immunoperoxidase staining immunosuppression immunosuppressive agents immunotherapy impaired vigilance impotence impulsivity in vitro fertilisation 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 inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, eosinophilic intranuclear inclusion bodies, intracytopasmic inclusion bodies, intranuclear inclusion bodies, location of inclusion bodies, ubiquitin incontinence, fecal incontinentia pigmenti incoordination India indomethacin industrial neurologic disorders infantile bilateral striatal necrosis infantile hemiplegia infantile spasm infection infection, recurrent infectious mononucleosis infectious mononucleosis, neurologic findings with infertility inflammation inflexibility, mental informed consent initiative, lack of insect sting insecticides insight, loss insomnia insular cortex insular cortex, lesion insular cortex, lesion, bilateral insulinoma intellectual deficit intellectual deficit, treatable causes of intellectual deterioration intelligence quotient intelligence testing in children interferon interferon alpha interferon inducer intermittent positive pressure breathing internal auditory canal internal capsule internal carotid artery internet internuclear ophthalmoplegia internuclear ophthalmoplegia, bilateral interobserver agreement intestinal biopsy intestinal pseudoobstruction intracerebral hemorrhage intracerebral hemorrhage, familial intracerebral hemorrhage, lobar intracerebral hemorrhage, multiple intracerebral hemorrhage, recurrent intracerebral hemorrhage, silent intracerebral hemorrhage, young adult intracranial hemorrhage intracranial hypertension, benign intracranial hypotension intracranial infection intracranial pressure, increased intrathecal chemotherapy intrauterine intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intravenous drug abuse intraventricular chemotherapy intraventricular hemorrhage intrinsic hand muscles, wasting of introverted intubation iodine deficiency iododeoxyuridine iris, abnormal iritis iron, brain iron, serum, low irritability ischemic score islet cell tumor isoniazid isoxsuprine Jakob-Creutzfeldt disease Jakob-Creutzfeldt disease, cerebellar variant Jakob-Creutzfeldt disease, Heidenhain variant Jakob-Creutzfeldt disease, medical precaution with Jakob-Creutzfeldt disease, unilateral Jakob-Creutzfeldt disease, variant Jakob-Creutzfeldt disease, young adult jaundice jaw claudication jaw contractures jaw jerk, abnormal jaw pain JC virus Jewish jittery baby joint hypermobility judgement, impaired juvenile paresis Kaposi's sarcoma karyotyping Kayser-Fleischer ring Kearns-Sayre syndrome keratoconus kernicterus Kernig's sign ketogenic diet kinesia paradoxica Kleine-Levin syndrome klippel feil syndrome Kluver-Bucy syndrome Korsakoff's psychosis Krabbe's disease kuru kuru plaques kyphoscoliosis, neurologic causes of kyphosis lactate lactic acidemia lactic dehydrogenase(LDH) lacunar infarction lacunar state Lafora body Lafora's disease laminar necrosis, cortical language delay language disorder in adults language disorders in children laryngismus stridulus lateropulsion laughing laughing, pathologic Laurence-Moon-Bardet-Biedl syndrome L-dopa L-dopa, drug interactions with and side effects of lead and the nervous system lead poisoning learning disability learning disability, in children Leber's congenital amaurosis Leber's hereditary optic neuropathy lecanemab lecithin left handedness left-right orientation leg dragging leg numbness leg swelling leg weakness, bilateral leg weakness, unilateral Leigh's disease Leigh's disease, adult variety leisure activity Lennox-Gastaut syndrome lens, dislocation of lenticular nucleus, lesion of, bilateral leptin leptospirosis Lesch-Nyhan syndrome 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 alkaline phosphotase leukocytosis leukodystrophy leukodystrophy, 4H leukodystrophy, pigmented orthochromatic leukoencephalopathy leukoencephalopathy, adult onset, sporadic leukoencephalopathy, differential diagnosis leukoencephalopathy, hereditary diffuse leukoencephalopathy, toxic leukopenia leukotrienes levamisole level of consciousness, decreased levitation Lewy body Lewy body disease, diffuse Lhermitte's sign libido, decreased libido, increased lid lid abnormalities lid closure, weakness of life expectancy life support, withdrawal of life support, withholding of life sustaining treatment lifestyle limbic encephalitis limbic system limbic-predominant age-related TDP-43 encephalopathy linear lesion lip biopsy lip, abnormal lipid lowering agent lipid storage disorder of CNS lipids lipoma of CNS lipomatosis lipomembranous polycystic osteodysplasia lipoproteins Lisch nodules lissencephaly listeria monocytogenes listeriosis, CNS lithium livedo reticularis liver biopsy liver disease liver function enzymes liver nodules liver transplantation lobar atrophy locked-in syndrome locus ceruleus, lesion of logopenia long bone lesion lorazepam loss of sympathy low birth weight Lowe's syndrome L-tryptophan lumbar drain lumbar puncture lumbar puncture, complications of lumbar puncture, indications for lung biopsy lupus anticoagulant Lyme disease lymphadenopathy lymphadenopathy, hilar lymphangiomyomatosis lymphocyte fingerprint profiles lymphocytic choriomeningitis lymphoma lymphoma involving CNS lymphoma, primary of CNS lymphomatosis cerebri lymphopenia lysosomal storage disease macrocephaly macrognathia macular degeneration maculopathy magnesium sulfate magnetoencephalography malabsorption malaise malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malformation, vascular, dural malformation, vascular, treatment of malignancy, occult malignant hypertension malingering managed care manganese intoxication mania manic-depressive maple syrup urine disease Marburg's disease marche a petits pas marihuana Marinesco-Sjogren syndrome marital status masked facies mass psychogenic illness Massachusetts masseter muscle wasting mediastinum, mass of medical-legal aspects of neurology medulla oblongata, lesion of medulloblastoma melanocytoma, meningeal melanoma, malignant MELAS syndrome mellaril memantine memory memory clinic Memory Impairment Screen memory, defect of recent memory, disorder, treatment of memory, evaluation of memory, impairment of memory, impairment of, isolated memory, impairment of, subjective memory, recent meningeal biopsy meningeal enhancement meningeal enhancement, nodular meningeal gliomatosis meninges meningioma meningioma, olfactory groove meningismus meningitis meningitis, actinomycotic meningitis, aseptic meningitis, aspergillus meningitis, bacterial meningitis, basilar meningitis, blastomyces meningitis, brucellosis meningitis, candida meningitis, carcinomatous meningitis, children meningitis, chronic meningitis, chronic benign lymphocytic meningitis, cladosporium meningitis, coenurosis meningitis, cysticercosis meningitis, drug induced meningitis, echinococcal meningitis, elderly meningitis, eosinophilic meningitis, fungal meningitis, fungal-negative CSF culture meningitis, gram negative meningitis, granulomatous meningitis, helminthic meningitis, hemophilus influenza meningitis, histoplasma meningitis, late neurologic sequelae in meningitis, leptospira meningitis, listeria monocytogenes meningitis, lymphomatous meningitis, Mollaret's meningitis, neurologic aspects and complications of meningitis, neutrophilic meningitis, neutrophilic, persistent meningitis, newborn meningitis, nocardia meningitis, noninfectious meningitis, paracoccidioides meningitis, parameningeal meningitis, parasitic meningitis, pneumococcal meningitis, post myelography meningitis, recurrent meningitis, rheumatoid meningitis, seizures with meningitis, spinal fluid smear and culture-negative meningitis, syphilitic meningitis, TB meningitis, toxoplasma meningitis, treatment of meningitis, treatment of, empirical meningitis, viral etiology in meningitis-encephalitis PCR panel meningoencephalitis meningoencephalitis, amoebic meningoencephalitis, toxoplasma meningoencephalomyelitis meningoencephalopathy meningovascular syphilis menopause menses mental activity mental retardation mental retardation, etiology of mental retardation, familial mental retardation, family psychological problems in mental status, abnormal mental status, evaluation of merosin MERRF syndrome mesencephalic artery syndrome mesial temporal lobe mesial temporal sclerosis metabolic acidosis metabolic disorder, primary metabolic disorder, primary-screening tests metachromatic leukodystrophy metachromatic leukodystrophy, adult onset metachromatic leukodystrophy, juvenile metformin methotrexate methyl benzene methyl isobutyl ketone methylglutaconic aciduria methylhydrazine derivatives methylmalonic acid, serum methylmalonic acidemia methylmalonic aciduria metrifonate Mexican Mexico mGlu R5 antibodies MHPG microabscesses, cerebral microaneurysm, cerebral microaneurysm, retinal microangiopathy, brain microangiopathy, retina microcephaly microdactyly microemboli micrognathia micrographia microhemorrhage, intracerebral microhemorrhage, intracerebral, anatomic rating scale microinfarcts micromelia micropolygyria micropthalmia microsurgery midbrain midbrain, atrophy midbrain, infarction of midbrain, lesion of middle cerebellar peduncle middle cerebellar peduncle, lesion middle cerebellar peduncle, lesion, bilateral middle cerebral artery, occlusion of middle cerebral artery, stenosis of Middle east midline defect in children miglustat migraine migraine with aura migraine, hemiplegic migraine, seizures in migratory lesion pattern mild cognitive impairment mild cognitive impairment converting to Alzheimer's disease Miller-Dieker syndrome mimics Minamata disease Mini Mental Status Examination miosis mirror writing misdiagnosis misdirection mitochondrial disease mitochondrial encephalomyopathy mitral valve lesion MMPI mobility molecular genetics molybdenum cofactor deficiency mongolism monoamine oxidase inhibitors monoamines monoamines, brain monoclonal antibodies monoclonal gammopathy mononeuritis multiplex mononeuropathy mononeuropathy multiplex monoparesis monounsaturated fatty acids Montreal cognitive assessment mood change moro reflex morphine mortality mosquito motor cortex motor dysfunction motor neuron disease motor neuron disease, misdiagnosis Mott cells mountain climbing mousy odor movement disorder movement disorder, drug induced movement disorder, extrapyramidal movement disorder, extrapyramidal-treatment of movement disorder, hyperkinetic movement disorder, treatment of moyamoya moyamoya, adult MPTP MRI MRI lesion location MRI pattern MRI, abdomen MRI, abnormal MRI, ADC maps MRI, angiography MRI, angiography, false negative MRI, brain tumors MRI, CAT scan compared to MRI, cerebrovascular disease MRI, contrast enhanced MRI, cortical enhancement MRI, demyelinating disease MRI, diffusion tensor MRI, diffusion weighted MRI, disappearing lesion on MRI, early changes in CVA MRI, eye of tiger sign MRI, false negative MRI, field strength, high MRI, FLAIR MRI, flow void, blood MRI, functional MRI, gradient-echo MRI, gray matter enhancement MRI, gyral swelling MRI, head injury MRI, high signal foci on MRI, high signal intensity of basal ganglia MRI, indications for MRI, intravascular enhancement MRI, lesion burden MRI, linear enhancement MRI, mass effect on MRI, morphometyry MRI, negative MRI, nodular enhancement MRI, orbit MRI, paramagnetic effect MRI, perfusion MRI, proton density MRI, punctate pattern MRI, repeat MRI, ring sign MRI, ring sign, open MRI, serial MRI, spinal cord MRI, spinal cord, increased intramedullary cord signal MRI, spine MRI, sulcal hyperintensity MRI, susceptibility weighted MRI, T1 weighted high signal foci MRI, venography MRI, vessel wall enhancement MRI, volumetry MRS mucopolysaccharidoses mucormycosis multimodal neuroimaging multinucleated giant cell multiple myeloma multiple sclerosis multiple sclerosis, acute multiple sclerosis, aggressive multiple sclerosis, cognitive presenttion 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 system atrophy mumps virus murder muscle atrophy, progressive muscle biopsy muscle cramp muscle pain muscle spasm, face muscle stiffness muscle twitching muscle wasting, diffuse muscle weakness muscle weakness, proximal muscle-eye-brain disease muscular dystrophy muscular dystrophy, Becker muscular dystrophy, cardiovascular changes with muscular dystrophy, central nervous system abnormality muscular dystrophy, classification muscular dystrophy, congenital muscular dystrophy, congenital, Fukuyama type muscular dystrophy, differential diagnosis of muscular dystrophy, Duchenne mutism myasthenia gravis myasthenia gravis, differential diagnosis myasthenia gravis, misdiagnosis of mycophenolate mycosis fungoides myelin basic protein myelitis myelitis, longitudinal myelitis, transverse myelitis, transverse, recurrent myelodysplasia myelogram myelomalacia myeloneuropathy myelopathy myelopathy, tract-specific myelopathy, vacuolar myocardial biopsy myocardial infarction myoclonic jerks myoclonus myoclonus, action myoclonus, cortical myoclonus, differential diagnosis of myoclonus, epilepsy myoclonus, stimulus sensitive myopathy myopathy, alcoholic myopathy, inclusion body myopathy, inclusion body with Paget's disease myopathy, mitochondrial myopia myorhythmia myositis myositis ossificans, progressive myotonia myotonia dystrophica myxedema coma myxedema, neurologic manifestations of nafronyl nasal bridge, wide nasal speech nasal stuffiness nausea and vomiting neck extension neck pain neck weakness neck, webbed necrotizing granuloma negative neologism neonatal infection, viral neonatal screening, genetic neurologic disorders neoplasm, intracranial neoplasm, intracranial, differential diagnosis of neoplasm, metastatic neoplasm, metastatic to CNS neoplasm, metastatic to CNS-miliary neoplasm, metastatic to CNS-multiple neoplasm, metastatic to CNS-prognosis of neoplasm, metastatic to CNS-treatment of neoplasm, metastatic to eye neoplasm, primary intracerebral neoplasm, primary intracerebral, resection neoplasm, primary intracranial 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-metastasizing to subarachnoid space neoplasm, primary of CNS-surgical treatment of neoplasm, primary of CNS-treatment of neoplastic angioendotheliosis nerve agents nerve biopsy nerve conduction studies nerve root enhancement neurexin-3 alpha antibodies neuritis neuroaxonal degeneration neuroaxonal dystrophy neuroaxonal dystrophy, infantile neuroaxonal dystrophy, juvenile neuroaxonal leukodystrophy neurocardiology neurocutaneous disease neurocutaneous melanosis neuroendocrinology neurofibrillary degeneration neurofibroma neurofibromatosis 1 neurofibromin neurofilaments neurogenic bladder neuroichthyosis neuroimmunology neuroleptic neuroleptic sensitivity neuroleptic, atypical neurolipidosis IV neurologic complications neurologic complications of, chronic pulmonary disease neurologic complications of, surgery neurologic complications of, systemic cancer neurologic complications of, systemic disease neurologic consultation neurologic disease neurologic disease, diagnoses of neurologic disease, diagnoses of, clinical bedside neurologic disease, multifocal neurologic disease, multiple neurologic disease, tempo neurologic evaluation neurologic examination neurologic examination, focal neurologic history neurologic practice neurologic signs neurologic symptoms neurologic testing neurological intensive care neurologist neurolymphomatosis neuromuscular disease, electrodiagnosis of neuromyelitis optica (Devic's disease) neuromyelitis optica spectrum disorder neuron specific enolase neuronal cell surface antigen neuronal ceroid-lipofuscinosis neuronal intranuclear inclusion disease neuronal migration disorder neuronopathy neurons neuroophthalmology neuropathology neuropathology, brain neuropathy neuropathy, autoimmune neuropathy, diabetic neuropathy, hereditary peripheral neuropathy, motor, multifocal neuropathy, painful neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, sensory neuropathy, sensory, hereditary neuropathy, toxic neuropathy, vasculitic, systemic neuroprotective agents neuropsychiatry neuroradiology neurosis neurosyphilis neurotoxic neurotoxin neurotransmitter neutropenia nevoid basal cell carcinoma syndrome nevus New England new onset refractory status epilepticus newborn, evaluation of next-generation sequencing nicotine nicotinic acid Niemann-Pick disease night blindness night sweats nitrogen mustard nitrosourea nitrous oxide NMDA antagonists nocebo effect nodopathy, autoimmune non-dominant hemisphere nonsteroidal anti-inflammatory drug nonvasculitic autoimmune inflammatory meningoencephalitis nonverbal Noonan Syndrome nootropics norepinephrine normal nortriptyline nose, abnormal NOTCH2NLC Notch3 gene nuclear medicine nucleus basalis of Meynert numbness, ascending numbness, extremity nursing home nutritional deficiency nylidrin nystagmus nystagmus, monocular nystagmus, periodic nystagmus, primary position of gaze nystagmus, upbeating on upgaze nystagmus, vertical obesity obsessive-compulsive disorder obstetric neurologic injuries occipital cortex occipital horn occipital lobe occipital lobe, lesion of occupational neurologic disorders occupational neuropathies octreotide ocular dysmetria ocular motility, disorders of ocular myopathy oculogyric crisis oculomasticatory myorhythmia odynophagia olanzapine old age, driving and old age, neurology of olfactory biopsy olfactory bulb olfactory cortex olfactory mucosa olfactory pathway olfactory tract oligodactyly oligodendroglioma oligophrenin 1 Ommaya reservoir oopherectomy opened mouth operculum syndrome operculum syndrome, bilateral ophelia syndrome ophthalmoplegia ophthalmoplegia, neonatal ophthalmoplegia, painful ophthalmoplegia, progressive external ophthalmoplegia, total opisthotonus Oppenheim muscular dystrophy opportunistic infection opportunistic infection, CNS opsoclonus optic atrophy optic atrophy, bilateral optic atrophy, infants optic atrophy, unilateral optic chiasm optic chiasm, lesion of optic foramina optic foramina, abnormal optic nerve optic nerve, hypoplasia of optic neuritis optic neuritis, bilateral optic neuropathy optic neuropathy, ischemic optical coherence tomography optokinetic nystagmus, abnormal oral ulcerations orbit, cellulitis of orchitis organ transplantation organoid nevus syndrome organomegaly orthostatic hypotension osteolytic lesion, causes of osteopetrosis osteoporosis otitis, neurologic complications with ovarian insufficiency oxygen therapy P300 pachygyria pachymeningitis, cranial Paget's disease pain pain, abdominal pain, back pain, calf pain, foot pain, increased response pain, leg pain, management of chronic pain, neuropathic palatal myoclonus palatopharyngeal incompetence palilalia palinopsia palliative care pallido-ponto-nigral degeneration pallidotomy palmomental response palmoplantar keratoderma palpebral fissure, short pancytopenia panic attacks PANK2 mutation papaverine papilledema papovavirus paradichlorobenzene paralysis paralysis, acute paralysis, acute areflexic paraneoplastic cerebellar degeneration paranoia paraparesis paraparesis, familial spastic paraparesis, familial spastic, classification paraparesis, flaccid paraparesis, spastic paraphasias paraplegia paraplegia, in flexion parasitic infection parasitic infection, CNS parasomnia paratonia parenteral alimentation paresthesias paresthesias, feet parietal lobe, atrophy parietal lobe, lesion of parietal lobe, syndromes of Parkinson disease Parkinson disease, akinetic form Parkinson disease, arteriosclerotic Parkinson disease, asymmetric onset Parkinson disease, atypical Parkinson disease, axial symptoms Parkinson disease, dementia with Parkinson disease, diagnosis Parkinson disease, differential diagnosis of Parkinson disease, drug induced Parkinson disease, dystonia with Parkinson disease, early symptoms Parkinson disease, etiology of Parkinson disease, familial Parkinson disease, fluctuations in Parkinson disease, freezing phenomena in Parkinson disease, heterogeneity of Parkinson disease, L-dopa nonresponsive Parkinson disease, misdiagnosis Parkinson disease, motor neuron disease with Parkinson disease, nonmotor problems of Parkinson disease, pathogenesis of Parkinson disease, prognosis of Parkinson disease, rapid progression Parkinson disease, sensory symptoms in Parkinson disease, surgical treatment of Parkinson disease, treatment of Parkinson disease, tremor, absence of Parkinson disease, unilateral Parkinson disease, young onset Parkinsonism multiple-system atrophy Parkinsonism syndrome Parkinsonism-dementia complex parotid gland swelling parotitis paroxysmal hemiplegia paroxysmal neurologic deficits paroxysmal nonkinesigenic dyskinesia partial thromboplastin time, prolonged particulate matter PAS positive PAS positive material in the brain patent ductus arteriosus patent foramen ovale pathognomonic pathologic reflex pathology patient information and support pectus excavatum pediatric neurology pediatric neurology, transition to adult care Pelizaeus Merzbacher pellagra penguin silhouette sign penicillamine penicillin penis, pigmented macules perceptual-motor dysfunction pergolide periaqueductal lesion pericarditis periodic paralysis periodic paralysis, thyrotoxic peripheral blood smear peripheral blood smear, abnormal peripheral vascular disease perivascular enhancement periventricular leukomalacia pernicious anemia peroxisomal disease peroxisomes perseveration Persistent postural-perceptual dizziness persistent vegetative state personality change personality disorder pes cavus petechiae phakomatoses phenobarbital phenylketonuria phenylketonuria, adult onset phenylketonuria, maternal pheochromocytoma philtrum, hypoplastic philtrum, tented phocomelia photophobia photosensitivity, skin physical abuse physical activity physical therapy physician assisted suicide Pick bodies picking at skin Pick's disease pigmentary retinopathy pigmented macules pimozide pimozide, side effects pineal pineal, neoplasm pineal, shifted pinealoma piracetam Pisa syndrome Pittsburgh Compound B pituitary hyperemia pituitary stalk pituitary stalk, lesion of pituitary, enlargement pituitary, hormones of pituitary, lesion of placebo plasmacytoma plasmacytoma of brain plasmapheresis platelet inhibiting drugs platelet inhibiting drugs, combined platelet inhibiting drugs, contraindications PLEDs PLEDs, bilateral independent PLEDs, etiology of pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic pleural effusion pleurisy pneumoencephalogram(PEG) pneumonia pneumothorax POEMS syndrome poison, mercury poison, neurologic problems with poison, organophosphate poliomyelitis-like illness polyarthropathy polychlorinated biphenyls polycystic kidneys polycystic lipomembranous osteodysplasia polycythemia, neonatal polycythemia, primary polycythemia, secondary polydactyly polyglucosan body polyglucosan body disease polyhydramnios polyinosinic cytidic acid(poly IC) polymerase chain reaction polymerase chain reaction, false negative polymicrogyria polyneuropathy polyneuropathy, chronic inflammatory demyelinating polyneuropathy, familial polyneuropathy, uremic polyps, gastrointestinal tract polysaccharidosis polysaccharidosis, adult polysomnogram pons, atrophy pons, lesion of pontocerebellar atrophy porphyria port wine nevus portal caval shunt positive sharp waves post concussive syndrome post infectious cerebellar ataxia posterior cerebral artery posterior cerebral artery embolism posterior cerebral artery occlusion posterior cerebral artery territory infarction posterior choroidal artery posterior column disease posterior cortical atrophy posterior fossa, mass of posterior leukoencephalopathy syndrome postinfectious postoperative neurologic complications posttraumatic postural abnormality potassium channel antibodies practice guidelines Prader-Labhart-Willi syndrome precipitating factors preclinical precocious puberty pregnancy, anticonvulsants during pregnancy, neurologic complications in premarin premature infant premature infant, problems in prenatal prenatal diagnosis by amniocentesis pretectal syndrome prethrombotic state prevention of neurologic disorders primary familial brain calcification primary intracranial hypotension primary lateral sclerosis prion disease prion protein gene prisoner procarbazine progeria progesterone prognathism prognosis progranulin progressive infantile poliodystrophy progressive multifocal leucoencephalopathy progressive muscular dystrophy progressive myoclonic epilepsy progressive neurologic disorder progressive pallidum atrophy progressive subcortical gliosis progressive supranuclear palsy 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 proteinopathy proteinuria proton pump inhibitors protozoan infection pruritus pseudarthrosis pseudobulbar palsy pseudodementia pseudohypoparathyroidism pseudomonas aeruginosa pseudoretinitis pigmentosa pseudotumor pseudoxanthoma elasticum psychiatric disorder psychiatric manifestations of brain tumors 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 psychosomatic disease psychotic behavior ptosis ptosis, bilateral ptosis, unilateral public health pugilistic parkinsonism pulmonary edema pulmonary embolism pulmonary infiltrates pulmonary nodules pulmonary stenosis pulvinar sign punch-drunk syndrome pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated, bilateral pupil, ectopic-congenital pupil, tonic pure sensory stroke Purkinje cell pursuit eye movements pursuit eye movements, abnormal putamen, lesion of putamen, lesion of, bilateral pyramidal pyramidal tract pyramidal tract dysfunction pyruvate dehydrogenase deficiency pyruvate metabolism, abnormality of quadriparesis quadriparesis, progressive quadriplegia quality of life quetiapine quinidine rabies, nervous system involvement with race radiation encephalopathy, delayed radiation hypersensitivity radiation necrosis radiation therapy, CNS treatment and complications with radiation therapy, stereotactic radiation, ionizing radiation, ionizing, intrauterine radiculitis radiculopathy ragged-red fibers rapid onset dystonia parkinsonism rapidly fatal neurologic illness rapidly progressing neurologic illness rash reading reading disorder, acquired reading problem, causes of real-time quaking-induced conversion rectal biopsy recurrent red eye Red flags reduplicative paramnesia references, neurologic reflex, brainstem reflex, brainstem, absent refractive errors Refsum's disease regional cerebral blood flow rehabilitation for neurologic disorders relapsing polychondritis release phenomena REM sleep REM sleep behavior disorder remote effect of cancer on the nervous system renal biopsy renal cyst renal failure renal stones renal transplantation renal tubular acidosis ReNU syndrome repetition, impaired repetitive questioning research respirations in CNS disease respiratory arrest respiratory depression respiratory failure respiratory tract infection restless leg syndrome reticulum antibodies reticulum cell sarcoma retina, abnormal retinal artery occlusion retinal atrophy retinal branch artery occlusion retinal degeneration retinal detachment retinal dysplasia retinal hamartoma retinal hemorrhages retinal infarction retinal lesion retinal microvascular disease retinal tumor retinal vasculitis retinitis pigmentosa retinopathy retrocollis retropulsion retrovirus Rett's syndrome reversible neurologic disorder review article rhabdomyolysis rhabdomyoma, cardiac rhabdomyosarcoma of heart rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid vasculitis rhinorrhea, CSF rickets right to die rigid spine syndrome rigidity rigidity, axial Riley-Day syndrome risk factors risk factors, modification risk stratification risk-benefit assessment risperidone ritalin rituximab rivastigmine roaming behavior rocking rodents Romberg's sign root lesion, nerve rooting reflex rosacea Rosenthal fibers rubella encephalitis rubella encephalitis, progressive rubella syndrome rubella virus rubeola virus rummaging saccadic eye movements saccadic eye movements, abnormal saccharin saddle nose safety sagging of the brain salivary gland enlargement salivation, excessive Sandhoff's disease Sanfilippo syndrome sarcoidosis sarcoidosis, CNS sarcoma Sarin sarpropterin scalp tenderness Schilder's disease Schirmer test schizencephaly schizophrenia scleritis sclerosis, bone SCN1A gene scoliosis scoliosis, neurologic association with scotoma scotomata, scintillating scrapie screaming screening sea-blue histiocytes seborrheic dermatitis sedation sedimentation rate, elevated seizure seizure, adult onset seizure, advice to parents and teachers regarding seizure, age of onset seizure, children seizure, complications following seizure, diagnosis of seizure, drug resistance seizure, drug-induced seizure, elderly seizure, etiology of seizure, familial seizure, febrile seizure, focal seizure, focus seizure, hysterical seizure, injury following seizure, intractable seizure, intractable, treatment of seizure, late onset seizure, laughing as manifestation seizure, minor motor seizure, neonatal seizure, nonconvulsive seizure, precipitating factors seizure, pregnancy seizure, prognosis in childhood seizure, psychomotor-frontal lobe seizure, psychomotor-temporal lobe seizure, psychosocial aspects of seizure, recurrent seizure, risk factors for seizure, skin lesion associated with seizure, stimulus sensitive seizure, surgical treatment of seizure, teenager seizure, tonic-clonic seizure, treatment of seizure, treatment of, first seizure, unknown origin seizure, women seizure, workup of selective serotonin reuptake inhibitors selenium self harm self-mutilation semantic dementia semialdehyde dehydrogenase deficiency senile plaques sensorimotor stroke sensorineural hearing loss sensory loss sensory loss, cortical sensory loss, cutaneous sensory polyneuropathy sensory testing, quantitative septicemia septo-optic dysplasia sequencing difficulty seroconversion serologic test for syphilis serologic testing serologic testing of cerebrospinal fluid serologic testing, false negative seronegative serum alanine aminotransferase setting sun phenomena sexual abuse sexual behavior, disorder of sexual dysfunction in neurologic disease shadowing shagreen patch shared decision making short stature short steps short thumb shoulder, pain in shunt procedure, lumboperitoneal shunt procedure, ventricular shunt procedure, ventricular-complications of shunt procedure, ventriculo-atrial shunt procedure, ventriculo-peritoneal sibling sickle cell disease sickle cell trait simian crease simultanagnosia simvastatin sinemet single photon emission computed tomography single photon emission computed tomography, false negative sinuses, diseases of Sjogren-Larsson syndrome Sjogren's syndrome Sjogren's syndrome, neurologic manifestations of skin, biopsy skin, darkening of skin, lesions in neurologic disorders skull bone, thickening skull x-ray skull x-ray, abnormal skull x-ray, bony defect on sleep sleep apnea sleep apnea, obstructive 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 smell Smell Identification Test smiling smoke SNCA duplication Sneddon's syndrome snoring snout reflex soccer socialisation sodium channel dysfunction sodium valproate sodium valproate, toxicity sodium-glucoe cotransporter-2 inhibitors solvent somatosensory evoked potentials somnolence sore throat Southern immunoblot test spasmophilia spastic ataxia spastic diplegia spastic paraplegia, type 11 spastic paraplegia, type 15 spasticity speech disorder speech disorder, childhood speech disorder, non aphasic speech therapy speech, absence of speech, delayed development of speech, loss of speech, pressured speech, slowed speech, soft spelling sphingolipodoses spice Spielmeyer Vogt syndrome spina bifida spinal cord spinal cord, compression of spinal cord, embolism of spinal cord, infarction of spinal cord, injury of spinal cord, lesion of spinal cord, neoplasm spinal cord, neoplasm, extramedullary spinal cord, neoplasm, extramedullary intradural spinal cord, pathologic exam of spinal muscular atrophy spinocerebellar ataxia spinocerebellar ataxia type 1 spinocerebellar ataxia type 17 spinocerebellar ataxia type 7 spinocerebellar degeneration spinopontine atrophy, dominant spirochete infection splenium of corpus callosum splenomegaly spongy degeneration of brain spontaneous remission sports medicine, neurology of sprain, cervical square wave jerks standing difficulty staphylococcal protein A column therapy stare startle epilepsy startle myoclonus startle reaction starvation statin therapy statin therapy, discontinuation status epilepticus status epilepticus, intractable status epilepticus, nonconvulsive status tetanicus steatorrhea stem cell rescue stem cell transplantation stent, carotid artery stereotaxic surgery stereotyped behavior stereotyped behavior, drug induced stereotypy steroid steroid dementia steroid responsive encephalopathy steroid therapy, CNS treatment and complications with stiff legs stillbirth stimulant drugs stimulation, deep brain stomatitis stooped posture stop working storage disease of CNS strabismus straight sinus stress, emotional striatal encephalitis striatum, lesion of striatum, lesion of, bilateral stridor striopallidodentate calcifications, familial idiopathic strokelike episodes stuporous Sturge-Weber syndrome stuttering stuttering following CVA subacute myelo-opticoneuropathy(S.M.O.N.)complex subacute sclerosing panencephalitis(S.S.P.E.)Dawson's disease subacute sclerosing panencephalitis, adult onset subarachnoid hemorrhage subarachnoid hemorrhage, cerebral convexity subarachnoid hemorrhage, prognosis subarachnoid hemorrhage, treatment of subarachnoid hemorrhage, work up subcortical hemorrhage subcortical U fibers subdural hematoma subdural hematoma, acute subdural hematoma, bilateral subdural hematoma, neonates and infants subependymal nodules subinsular cortex substantia nigra subtemporal decompression suck reflex suck, poor sucralose sucrose sudden death suicide sulfite oxidase deficiency sulindac sundowning suprasellar lesion sural nerve Susac's syndrome swallow tail sign sweating symmetric brain lesions syncope syndactyly synophrys synovitis synucleinopathy syphilis, asymptomatic syphilis, congenital syphilis, diagnosis and treatment syphilis, neurologic complications with systemic exertion intolerance disease systemic illness systemic lupus erythematosus systemic lupus erythematosus, neurologic complications with tabes dorsalis Tabun tachycardia talk tandem gait, ataxic tangential tantrum tapetoretinal degeneration tardive dyskinesia tardive dystonia taste tau protein tauopathy Tay-Sachs disease TDP-43 proteinopathy teeth, abnormal teeth, wide-spaced telangiectases teleconsulting telemedicine teleneurology telestroke temper tantrums temporal artery, biopsy temporal lobe temporal lobe, atrophy temporal lobe, lesion temporal lobe, lesion, bilateral temporal lobe, status temporal lobectomy tentorium cerebelli teratogenesis teratogenic drugs teratoma teratoma, ovarian term infant terrorist attack testicular enlargement tetany tetany, latent tetany, normocalcemic tetrahydroaminoacridine tetralogy of Fallot 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 thalassemia the metabolic syndrome thiamine thiamine deficiency third nerve palsy third nerve palsy, bilateral Three territory sign thromboangiitis obliterans cerebri thrombocytopenia thrombocytosis thrombolysis, mechanical thrombophlebitis thrombosis, cerebral thymoma thyroid function tests thyroid peroxidase antibodies thyroiditis thyrotropin thyroxine tic tick bite tinnitus tinnitus, pulsatile tissue plasminogen activator, intravenous titubation toe walking tone, muscle tongue, atrophy tongue, enlarged tongue, fasciculations of tongue, impaired movements of tongue, protrusion of tongue, ulcer tonic cerebellar fits tonic foot response tonic spasms tonsil biopsy tonsillar herniation of cerebellum top of the basilar syndrome torticollis toxic encephalopathy toxins, nervous system toxoplasmosis, acquired toxoplasmosis, CNS transient epileptic amnesia transient global amnesia transient ischemic attack transient ischemic attack, differential diagnosis of transient ischemic attack, normal angiogram with transient ischemic attack, recurrent transient ischemic attack, venous transient neurologic deficit transilumination of skull transitional sclerosis transluminal angioplasty, intracranial transplacental virus infections transposition of the great vessels transverse smile trauma travel history travel, foreign trazodone treatment of neurologic disorder treatment, empirical treatment, non-pharmacologic tremor tremor, intention tremor, jaw tremor, postural tremor, resting tremor, thalamic stimulation for suppression of tremor, wing beating tremor, writing tremulousness triazolam trichopoliodystrophy tricuspid atresia tricyclic antidepressant trientine dihydrochloride trifluoperazine trigeminal neuralgia trigeminal neuropathy trigeminal neuropathy, bilateral triglycerides trinucleotide repeats trisomes trisomy 9p tropical disease Trousseau's sign truncus arteriosus trypanosoma brucei gambiense tube feeding tuberin tuberous sclerosis tuberous sclerosis, screening for tumefactive lesion tumor necrosis factor Turner's syndrome twins twitching ubiquitin ubiquitination ulcerative colitis ultrasonography ultrasonography, carotid artery ultrasonography, head ultrasonography, head, fetus-neonate uncal herniation unconsciousness unconsciousness, episodic unconsciousness, transient undiagnosed upgaze upgaze, paralysis of urea-cycle enzymopathies uremia uremic encephalopathy uremic twitching uric acid, low urinary frequency urinary incontinence urinary retention urinary sulfatidase excretion urine test for metabolic disorders urine test in toxic screen urine, dark Usher's syndrome uveitis vaccinia valium valvulopathy vanishing white matter varicella zoster virus variola vascular endothelial growth factor vasculitides vasculopathy vasodilating agents vasodilating agents in treatment of cerebrovascular disease vasospasm, cerebral vegetarianism velnacrine Venereal Disease Research Laboratory test venous ectasia venous engorgement venous hypertension venous ischemia venous thrombosis, non-cerebral ventricular enlargement ventriculitis ventriculostomy vertebral anomalies vertebral artery vertebral-basilar insufficiency vertical gaze vertigo vertigo, episodic very long chain fatty acids vest restraints vibratory sensation, abnormal vinblastine vincamine vincristine neurotoxicity violent behavior viral escape viral infection viral infection, CNS viral isolation viral load Virchow-Robin spaces, dilated virus, slow vision, blurred vision, failure of in childhood visual acuity visual acuity, decreased visual cortex visual evoked response visual field defect visual fields, constricted visual impairment visual loss visual loss, congenital visual loss, progressive visual loss, slow visual loss, sudden visual symptoms visuospatial disturbance vitamin B3, deficiency vitamin D vitamin D deficiency vitamin deficiency vitamin E vitamin supplementation vitiligo vitreous opacities vitritis vocal cord paralysis vocalizations Vogt-Koyanagi-Harada syndrome voice, abnormality of vomiting, recurrent von Bonsdorff's sign voriconazole VX WAIS Waldenstrom's macroglobulinemia Walker-Warburg syndrome walking walking frame walking, difficulty with wandering war water channel antibodies water, drinking watershed infarcts weakness weakness, acute weakness, congenital weakness, focal weakness, generalized weakness, progressive weakness, proximal weakness, rapidly progressive web sites weight gain weight loss welder Werdnig-Hoffman disease Wernicke's aphasia Wernicke's encephalopathy West disease West Nile fever Western immunoblot test wheelchair Whipple's disease white freckles white matter disease white matter disease, periventricular white matter disease, subcortical whites whole genome sequencing wide based gait wildfires withdrawal, social Wolff-Parkinson-White syndrome Wolfram syndrome Wood's light word-finding difficulty work loss work performance workup WORLD spelling test wrist drop writing xanthoma, tendon xeroderma pigmentosa xerophthalmia xerostomia X-linked bulbospinal neuronopathy x-linked hydrocephalus x-linked intellectual deficit X-linked lissencephaly x-linked mental retardation zinc

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