Differential (Click to cross reference) abdominal distention abdominal protrusion abdominal tenderness abducens nerve abducens nerve paralysis abducens nerve paralysis, bilateral abortion, spontaneous absence acanthocytosis acetaminophen acetazolamide acetylcholine receptor acetylcholine receptor antibody acid maltase deficiency acid maltase deficiency, adult aciduria acitretin acne fulminans acne vulgaris acoustic nerve acoustic nerve, cochlear division of 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-related complex acrocyanosis acromegaly acromicria ACTH, ectopic syndrome of acute ataxia of childhood acute cerebellar ataxia acute disseminated encephalomyelitis acute intermittant porphyria acute necrotizing encephalitis acute respiratory distress syndrome acyclovir acyl CoA dehydrogenase deficiency addiction, heroin addiction, heroin-neurologic complications with Addison's disease Adies pupil adrenal crisis, acute adrenergic blocker advances in neurology adverse drug reaction agammaglobulinemia ageusia agitation Aicardi-Goutieres syndrome airway obstruction akinetic mute albendazole alcohol alcohol intolerance alcohol, neurologic complications with alcoholic polyneuropathy alcoholism aldolase alemtuzumab algorithm alien hand syndrome alkylating agents allergic angiitis allodynia alopecia alpha coma alpha-fetoprotein alpha-synuclein altered states of consciousness alternating hemiplegia alternating hemiplegia of childhood alternating rapid movement, impaired alveolar hypoventilation Alzheimer's disease amaurosis fugax amaurosis fugax, alternating amaurosis fugax, unilateral vs.bilateral amblyopia, toxic aminoacidopathies amitriptyline amnesia amniocentesis AMPA receptor antibodies amphetamines amphiphysin antibodies amphotericin B AMSAN amyloid amyloid angiopathy, cerebral amyloidosis amyotrophic chorea-acanthocytosis amyotrophic lateral sclerosis amyotrophic lateral sclerosis, atypical 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, misdiagnosis amyotrophic lateral sclerosis, Parkinson-dementia-complex amyotrophic lateral sclerosis, prognosis amyotrophic lateral sclerosis, treatment of amyotrophic lateral sclerosis, work up amyotrophic lateral sclerosis-like syndrome ANA anal wink response analgesic ANA-negative systemic lupus erythematosus anasarca anemia anemia, hemolytic anesthesia, epidural anesthesia, general aneurysm aneurysm, aortic arch aneurysm, multiple intracranial aneurysm, thoracic aortic Angelman syndrome angiitis angiitis, granulomatous of CNS angiitis, isolated of CNS angina pectoris angiography, cerebral, beaded vessels angiography, cerebral angiography, cerebral, false negative angiography, cerebral, negative angiography, neurologic complications with angiography, spinal angiokeratoma angioneurotic edema angiotensin-converting enzyme anhidrosis animal bite animal exposure ankle edema ankle reflex, preserved ankylosing spondylitis anorexia anosmia anterior horn cell disease anterior interosseous neuropathy anterior tibial muscle weakness anti citrullinated antibody anti GQ1b IgG antibody anti GT1aIgG antibody anti HMGCR antibody anti Jo1 antibody anti Ku antibody anti Mi2 antibody anti NT5C1A anti p155 anti pan-neurofascin anti signal recognition particle antibody antibiotics antibiotics, neurologic complications with antibodies to measles antibodies to voltage-gated calcium channels anticardiolipin antibodies anticholinergic drugs anticholinesterase anticoagulant, complications of anticoagulant, treatment anticonvulsants anticonvulsants, hypersensitivity syndrome anticonvulsants, selection of anticonvulsants, untoward effects of antidepressant antidotes antifibrinolytic drugs antiganglioside antibodies antimetabolite anti-myeloperoxidase antineurofascin antibodies antineutrophil cytoplasmic autoantibodies antioxidant antiphospholipid antibodies antiphospholipid antibody syndrome antispasticity drugs antistriational muscle antibody antisynthetase syndrome antithyroid antibodies antitoxin antiviral agents aortic arch stenosis aortic arch study aortic valve, insufficiency aortic valve, lesion of aortic valve, regurgitation aortic wall, thickened aortitis aphasia aphasia, progressive, primary apnea apolipoprotein E applause sign apraxia apraxia of eye movements aqueduct of Sylvius, obstruction arachnoiditis arbovirus arcuate scotoma, differential diagnosis of areflexia arm swing, reduced arm weakness Arnold Chiari malformation arrhythmia, cardiac arsenic arterial dissection arterial dissection, aorta arterial dissection, wall thickness arteriopathy arteritides arteritis, temporal arthralgia arthritis arthrogryposis multiplex ascending paralysis ascites asparginase aspartate aminotransferase aspartocyclase aspergillosis aspiration aspirin asplenia asthma asthma, poliomyelitis-like syndrome with asymptomatic asystole ataxia ataxia telangiectasia ataxia, acute onset ataxia, cerebellar ataxia, hereditary ataxia, progressive ataxia, sensory ataxia, truncal ataxic gait ataxin ataxin-2 atherosclerosis, generalized atlanto axial dislocation, congenital atlanto-axial subluxation atonic bladder ATP1A3 gene atrial flutter atrial myxoma atrioventricular block atropine atypical atypical lymphocytes audiogram auditory and vestibular pathways auditory evoked brainstem potentials autoantibodies autoimmune basal ganglia encephalitis autoimmune disease autonomic cardiovascular reflexes autonomic dysfunction autonomic dysfunction, acute autonomic dysfunction, evaluation of autonomic nervous system autonomic neuropathy autonomic neuropathy, idiopathic axonal degeneration azathioprine azidodeoxythymidine B 12 deficiency babesiosis Babinski sign back surgery baclofen bacteremia bacterial endocarditis, neurologic manifestations of bacterial infection bacterial infection, CNS BAL baldness Balint's syndrome Barkhof MR criteria for MS bartonella henselae basal cistern basal ganglia basal ganglia, calcification of basal ganglia, degeneration basal ganglia, lesion of basal ganglia, lesion, bilateral basilar impression basophilic stippling of red blood cells baylisascariasis Beau's lines behavior, combative behavioral disorder behavioral disorder, acute Behcet's syndrome Bell's phenomenon Bence Jones protein benzodiazepine Bickerstaff's brainstem encephalitis Bing-Neel syndrome biologic markers biological warfare BiPAP blacks bladder dysfunction blastomycosis blepharospasm blindness blindness, sudden blindness, transient blink reflex blinking, reduced blood cultures blood dyscrasias, neurologic findings with blood transfusion bone biopsy bone marrow biopsy bone marrow infarction bone marrow necrosis bone marrow suppression bone marrow transplantation bone pain bone scanning Borrelia burgdorferi infection Borrelia miyamotoi infection botulinum toxin botulism botulism antitoxin botulism immune globulin botulism, infant bovine spongiform encephalopathy brachial neuritis brachial neuritis, acute brachial neuritis, bilateral brachial plexus brachial plexus injury brachial plexus neuropathy brachial plexus neuropathy, bilateral brachial plexus neuropathy, familial brachial plexus neuropathy, recurrent brachial radiculoplexopathy bradycardia bradykinesia brain atrophy brain biopsy brain biopsy, false negative brain biopsy, indication brain biopsy, negative brain biopsy, stereotaxic brain fog brain natriuretic peptide brain purpura brain scan brain scan, abnormal brainstem brainstem, infarction of brainstem, lesion of brainstem, neoplasms of Brazil breast feeding Brudzinski's sign bruit bruit, abdominal bruit, supraclavicular bulbar palsy bulbar palsy, acute bulbar palsy, progressive bulimia bulimia nervosa BUN, elevated burning feet burning hands burning paresthesia burning skin cachexia cafe au lait spots CAG repeats calcification, intracranial calcification, muscle calcium channel dysfunction calcium, serum calf hypertrophy California caloric testing camptocormia campylobacter infection Canavan's disease cancer associated myopathy candida albicans cane capsaicin carbamazepine carbenoxolone carbon monoxide poisoning carbon monoxide poisoning, chronic carboxyhemoglobin carcinoembryonic antigen carcinoid syndrome carcinoma carcinoma of breast carcinoma of esophagus carcinoma of lung cardiac arrest cardiac arrest and resuscitation cardiac surgery, neurologic complications with cardiomegaly cardiomyopathy cardiotoxicity cardiovascular disease caribbean carnitine deficiency carnitine deficiency myopathy carotid artery disease carotid artery stenosis carpal tunnel syndrome case studies cat exposure CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, angiography CAT scan, chest CAT scan, contrast enhanced CAT scan, disappearing lesion on CAT scan, emission CAT scan, emission, abnormal CAT scan, false negative CAT scan, hyperattenuation CAT scan, muscle CAT scan, orbits CAT scan, serial CAT scan, spine cataplexy cataracts cataracts, congenital catatonia catecholamine cathartic cat-scratch disease cauda equina cauda equina, enhancement cauda equina, lesion of caudate nucleus, atrophy cavernous sinus cavernous sinus, expansion cavernous sinus, lesion of cavernous sinus, syndrome CD4 counts celiac disease, childhood Central America central core disease central hypoventilation, congenital central nervous system, infection of central retinal artery occlusion cerebellar ataxia, children cerebellar ataxia, hereditary cerebellar atrophy, primary cerebellar atrophy, secondary cerebellar degeneration cerebellar lesion cerebellitis cerebral cortex cerebral cortical atrophy cerebral death cerebral edema cerebral embolism cerebral infarction cerebral infarction, small, deep cerebral infarction, subcortical cerebral ischemia cerebral palsy cerebral vasculature, calcification cerebral venous thrombosis cerebrospinal fluid cerebrospinal fluid, abnormal cerebrospinal fluid, childhood cerebrospinal fluid, culture of cerebrospinal fluid, culture of, viral cerebrospinal fluid, cytology cerebrospinal fluid, elevated protein of cerebrospinal fluid, gammaglobulin of cerebrospinal fluid, gold sol.curve of cerebrospinal fluid, IgG index, elevated cerebrospinal fluid, lactic acid concentration cerebrospinal fluid, oligoclonal IgG in cerebrospinal fluid, pressure increased cerebrospinal fluid, pressure low cerebrospinal fluid, protein of cerebrospinal fluid, proteincytologic dissociation cerebrospinal fluid, red cells in cerebrospinal fluid, xanthochromia of cerebrovascular accident cerebrovascular accident, atrial myxoma cerebrovascular accident, bilateral cerebrovascular accident, clinical diagnosis cerebrovascular accident, complications with cerebrovascular accident, etiology cerebrovascular accident, incidence of cerebrovascular accident, location of cerebrovascular accident, mimics cerebrovascular accident, misdiagnosis cerebrovascular accident, multiple cerebrovascular accident, non atherosclerotic cause of cerebrovascular accident, nonvascular territory cerebrovascular accident, recurrent cerebrovascular accident, rehabilitation of cerebrovascular accident, topographic pattern cerebrovascular accident, women cerebrovascular accident, young adult cerebrovascular disease ceruloplasmin, serum cervical osteophyte cervical rib cervical spine cervical spine injury cervical spondylosis cervical spondylosis, differential diagnosis of cervical spondylosis, misdiagnosis cervical traction Charcot-Marie-Tooth chemical weapons chemosis chemotherapy, CNS treatment and complications with cherry red spot-myoclonus syndrome chest pain chest x-ray, abnormal chewing, impaired chilbran skin lesions children chills Chinese paralytic syndrome chlamydia infection chlorambucil chloride channel dysfunction chlorine chloroma chloroquine chlorpromazine choking cholecystitis cholinergic crisis chorea chorea, familial chorea, Sydenham's chorea, Sydenham's, recurrent chorea, treatment of choreoathetosis chorioretinitis choroid plexus chromosomal abnormality chromosome 1 chromosome 11 chromosome 14 chromosome 15 chromosome 17 chromosome 19 chromosome 3 chromosome 5 chromosome 9 chronic fatigue syndrome chronic graft versus host disease chronic idiopathic anhidrosis chronic progressive external ophthalmoplegia chrysotherapy, neurologic complications of Churg-Strauss syndrome cigarette smoking ciguatera poisoning cimetidine cingulate gyrus cirrhosis cisterna magna Clarkson disease claudication, extremity Clinical Pathologic Conference(C.P.C.) clinodactyly clofibrate clomipramine clonus clubfoot as related to neurologic disease cluster headache cluster, geographic Coats syndrome coccidioidomycosis coenzyme Q10 coenzyme Q10 deficiency Cogan's syndrome cognition coinfection colchicine cold hands sign cold temperature collagen vascular disease collapsin response mediator protein 5 IgG Collier's sign Colombia color vision, impaired coma common variable immunodeficiency comorbidities complement complement deficiency complement, serum complications compression neuropathy computers, medicine and concentration, impaired concussion conduction block confusion confusional state, acute congenital deformities congenital heart disease congenital heart disease, CNS complications with congenital infection, CNS congenital infection, viral congenital myopathy congenital myopathy, inflammatory congestive heart failure Congo red stain conjunctival injection conjunctivitis consanguinity constipation contactin associated protein like 1 antibodies contactin associated protein like 2 antibodies contractures, joint contraindications controversies in neurology conversion reaction Coombs test, positive copper copper deficiency cor pulmonale corneal reflex, abnormal corneal transplant coronary artery bypass coronary artery disease coronavirus corpus callosum corpus callosum, atrophy of corpus callosum, infarction of corpus callosum, lesion of corpus callosum, thinning cortical blindness cortical hand knob cortical infarction cortical infarction, small cortical ribbon sign cortical-basal ganglionic degeneration cost cost effectiveness cotton-wool spots cough coumarin counterimmunoelectrophoresis COVID-19 COVID-19, long COX-2 inhibitor Coxiella burnetti coxsackievirus, myopathy with cranial nerve enhancement cranial nerve enlargement cranial nerve palsies cranial nerve palsies, bilateral cranial nerve palsies, unilateral cranial nerves cranial neuropathy cranial neuropathy, multiple C-reactive protein C-reactive protein, elevated creatine kinase creatine phosphokinase isoenzyme elevation creatine phosphokinase MB isoenzyme elevation creatine phosphokinase(CPK)elevated CREST syndrome Creutzfeldt-Jakob disease, genetic cricopharyngeal dysfunction cricopharyngeal myotomy critical care unit critical illness crush syndrome cry, abnormal cry, weak crying crying, pathologic cryoglobulinemia cryptococcal meningitis cryptococcosis cryptorchidism Cuba cultured skin fibroblasts cyanide poison cyclic vomiting cyclophosphamide cyclosporine cyst cyst, bone cyst, cortical parenchyma cyst, parenchymal cyst, porencephalic cyst, ventricular cysticercosis cysticercosis, cerebral cysticercosis, intraventricular cysticercosis, subarachnoid cystoisospora belli cytoid bodies cytokines cytomegalic inclusion disease cytomegalovirus infection cytomegalovirus infection, congenital cytosine arabinoside daclizumab dantrolene sodium D-dimer deafness deafness, bilateral deafness, sudden deafness, unilateral decerebrate posture decontamination deep gray nuclei deep tendon reflexes DEET degenerative diseases of CNS Dejerine-Sottas syndrome delay in diagnosis delirium delusion dementia dementia, age at onset dementia, childhood dementia, frontotemporal dementia, presenile dementia, rapidly progressive dementia, reversible dementia, transmissible dementia, treatment of demyelinating disease demyelinating disease, tissue culture studies in denervation potentials Dengue fever dental malocclusion dentate nuclei dentate nuclei, lesion of dentatorubral-pallidoluysian atrophy denture cream depression depression, psychotic dermatitis dermatomyositis dermatomyositis, childhood descending paralysis developmental abnormality of brain developmental disability developmental evaluation developmental milestones developmental milestones, loss of developmental retardation dexterity, impaired diabetes insipidus diabetes mellitus diabetes mellitus, neurologic manifestations of diabetic mononeuropathy diabetic muscle infarction diagnosis diagnostic criteria dialysis diaminopyridine, 3, 4 diamond on quadriceps diaphragmatic paralysis diarrhea diarrhea, bloody dichlorphenamide diet differential diagnosis difficulty climbing stairs diffuse idiopathic skeletal hyperostosis digits, abnormal dilantin dilantin, hypersensitivity to diphosphonates diphtheria diphtheria-tetanus immunization diplegia, brachial diplopia diplopia, transient disability rating scale, neurological disability, neurological disorientation disseminated intravascular coagulation(DIC) disseminated vasculomyelinopathy distal muscle atrophy distal muscle weakness diuretic diurnal variation dizziness DNA probes DNA sequencing docetaxel dopa responsive dystonia dopamine agonist downward gaze doxycycline DPPX, antibodies, encephalitis drooling droperidol dropped head syndrome drowning drowsiness drug abuse drug abuse, neurologic complications of drug addiction drug induced neurologic disorders drug interactions drug overdose drug withdrawal dura, thickened dural arteriovenous malformation dural rheumatoid nodules dural sinus thrombosis duvalumab dying dysarthria dysdiadochokinesia dysferlin dysgeusia dyskinesia dyskinesia, facial dysmorphic dysostosis multiplex dysphagia dysphonia dyspnea dysthyroid ocularmyopathy dysthyroidism dystonia dystonia, children dystonia, etiology of dystonia, focal dystonia, painful dystroglycanopathies dystrophic calcification dystrophin ear, abnormal eating disorder ecchymoses ECHO virus echocardiogram echocardiogram, transesophageal echocardiogram, transthoracic, false negative echoencephalogram edema, leg edema, pedal edema, periorbital efficacy ehrlichiosis ejection fraction electrocardiogram, abnormal electrocorticogram electroencephalogram electroencephalogram, abnormalities of electroencephalogram, diffuse slowing electroencephalogram, inflammatory disease electroencephalogram, periodic complexes electroencephalogram, video monitoring with electromyogram electromyogram, decremental response electron microscopy electrophoretic pattern, serum ELISA embolism embolism, atheromatous embolism, cholesterol embolism, fat embolism, retinal embolism, septic emergencies, medical emergencies, neurologic Emery-Dreifuss muscular dystrophy emotional lability employment encephalitis encephalitis, autoimmune encephalitis, bacterial encephalitis, brainstem encephalitis, eastern equine encephalitis, etiology encephalitis, focal encephalitis, human immunodeficiency virus type 1 encephalitis, Japanese encephalitis, paraneoplastic encephalitis, Rasmussen's encephalitis, recurrent encephalitis, viral encephalocele encephalomyelitis encephalomyelitis, postinfectious encephalomyeloneuritis encephalomyopathy encephalopathy encephalopathy, acute encephalopathy, anoxic encephalopathy, Hashimoto's encephalopathy, metabolic encephalopathy, post anoxic encephalopathy, progressive endemic area endocarditis endocarditis, acute bacterial endocarditis, infectious endocarditis, marantic endocarditis, subacute bacterial endophthalmitis enteritis enterovirus entrapment neuropathy enzyme treatment enzyme, defect enzyme, muscle disease enzyme, serum eosinophilia eosinophilia-myalgia syndrome eosinophilic fasciitis eosinophilic granulomatosis with polyangiitis epidemic epidemiology of neurology epidural steroid epilepsia partialis continua episcleritis episodic neurologic deficits epistaxis epsilon-aminocaproic acid(E.A.C.A.) Epstein-Barr virus Epstein-Barr virus, negative ergonomics erythema migrans erythema multiforme erythrocyte esophageal reflux esophageal varices evidence-based research evoked potentials exercise exercise intolerance exercise-induced neurologic dysfunction exome sequencing exophthalmus exostosis experimental allergic encephalitis extraocular muscle enlargement extraocular muscle lesion eye closure eye closure, forced eye movement, disorders of eye, pain in face, numbness of facial anomalies facial appearance, abnormal facial expression abnormality facial movement disorder facial nerve facial nerve palsy facial nerve palsy, bilateral facial nerve palsy, causes of facial nerve palsy, recurrent facial nerve, lesion of facial pain facial weakness facial weakness, bilateral faciobrachial dystonic seizure facioscapulohumeral syndrome factor VIII, inhibitor failed medical management failure to thrive falling false negative false positive false positive VDRL familial fasciculation fasciculation, benign fatigue feeding disorder femoral artery catheterization ferritin, elevated fetal tissue fetus fever fibrillations fibrinolytic agents fibrinolytic agents, complications fibromyalgia filariasis fine motor function, impaired finger drop finger flexor weakness finger tapping finger weakness fingernails, abnormal fish fish poisoning Fisher C.M. Fisher's syndrome Fisher's syndrome, atypical fistula, arterio-venous, carotid-cavernous fistula, arterio-venous, dural fistula, arterio-venous, dural, spinal flaccid paralysis flavivirus flea bite fleas flexeril floppy infant fluctuate fluency flu-like illness fluorescein angiography fluorescent treponema antibody absorption/false positive fluorouracil fluoxetine flush syndrome flushing fontanel, bulging food poisoning food-borne infection foot deformity foot drop foot drop, bilateral foot drop, differential diagnoses of foot numbness foot, swollen fourth ventricle, cyst fracture, long bone fragile-X syndrome frataxin French Polynesia Friedreich's ataxia Friedreich's ataxia, late onset frontal behavioral spatial syndrome frontotemporal dementia, behavioral variant fucosidosis Fukuda step test fundus, abnormality of funduscopic exam fungal infection, CNS F-wave response gadolinium gag reflex, depressed gait disorder gait, apraxic gait, festinating gait, spastic gait, waddling galactocerebroside antibodies gallium scan gamma amino butyric acid gamma amino butyric acid receptor antibody gammaglobulin therapy, intravenous gammaglobulin therapy, intravenous, refractory ganciclovir ganglionitis gangliosides gangliosidosis GM1 gasping gastric dilatation, acute gastric partitioning gastroenteritis gastrointestinal bleeding gastrointestinal disease, neurologic complications gastrointestinal motility gastrointestinal perforation gastroparesis gaze palsy gaze palsy, supranuclear gaze palsy, vertical gemfibrozil gender gene gene mutation gene therapy genetic counselling genetic diagnosis genetic diagnosis, prenatal genetic linkage genetic neurologic disorders genetic screening genetic testing geographic location giant cell arteritis glabellar sign glioblastoma multiforme(astrocytoma Gr.III) glioma globoid cells glossitis GLUT1 GLUT1 deficiency syndrome glutamic acid decarboxylase, antibody glycogen storage disease glycoprotein GM1 ganglioside GM1 ganglioside antibodies Google Gowers maneuver gram negative rod granuloma, eosinophilic granulomatosis with polyangiitis granulomatosis, allergic granulomatous disease granulomatous hypophysitis Graves ophthalmopathy gray matter grimacing groove sign growth hormone growth hormone deficiency growth retardation guanidine Guillain Barre syndrome Guillain Barre syndrome, ataxic form Guillain Barre syndrome, axonal form Guillain Barre syndrome, cardiovascular complications Guillain Barre syndrome, complications Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, etiology of Guillain Barre syndrome, familial Guillain Barre syndrome, infantile and childhood form Guillain Barre syndrome, neuropathology of inflammatory lesion of Guillain Barre syndrome, ophthalmoplegia in Guillain Barre syndrome, passive transfer of Guillain Barre syndrome, pharyngeal-cervical-brachial variant Guillain Barre syndrome, postural hypotension in Guillain Barre syndrome, prognosis of Guillain Barre syndrome, recurrent Guillain Barre syndrome, relapse Guillain Barre syndrome, sensory Guillain Barre syndrome, steroid treatment in Guillain Barre syndrome, variant forms of guinea pigs Gulf War syndrome gunshot wounds Guyon's canal gynecomastia hair, loss hallucination hallucination, visual halo sign hammertoes hamster hand deformity hand flapping hand pain hand swelling hand weakness hands, fisted handwriting hanging head bobbing head circumference head injury head injury, mild head lag headache headache, age of onset headache, bifrontal headache, bitemporal headache, character of pain headache, chronic headache, chronic daily headache, classification headache, differential diagnosis of headache, drug induced headache, elderly headache, emergency headache, etiology of headache, evaluation of headache, location headache, new onset headache, nurse run clinic headache, persistent headache, positional headache, post traumatic headache, precipitating factors headache, progressive headache, prophylaxis headache, recurrent headache, retro-orbital headache, severe headache, sudden onset of headache, temporal headache, treatment of headache, vascular headache, withdrawal hearing loss hearing loss, bilateral hearing loss, sudden, bilateral hearing loss, unilateral heart block heart block, complete heart murmur heart rhythm heat intolerance heavy metal intoxication heliotrope rash helminthic infection of CNS hemangioma hematuria, microscopic hemianopia, homonymous hemiatrophy, cerebral hemiballismus hemiparesis hemiplegia hemiplegia, progressive hemispherectomy hemoglobin abnormality, neurologic complications of hemoglobinuria hemolytic-uremic syndrome hemophilus influenza hemorrhagic diathesis heparin heparin, low-molecular-weight hepatic encephalopathy hepatic failure hepatitis hepatitis A virus hepatitis B vaccine hepatitis B virus hepatitis C virus hepatitis E virus hepatolenticular degeneration(Wilson's disease) hepatolenticular degeneration(Wilson's disease), presymptomatic hepatomegaly hepatosplenomegaly heralding manifestation herniated disc herniated disc, cervical herpes labialis herpes simplex encephalitis herpes simplex encephalitis, differential diagnosis of herpes simplex encephalitis, recurrent herpes simplex encephalitis, treatment of herpes simplex myelitis herpes simplex virus herpes simplex virus infection, immunosuppressed patient herpes simplex virus, 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, myelitis herpes, genital heterophile antibody test high altitude sickness high arched feet high arched palate hip flexor weakness hip pain hippocampus, hyperintense Hirschprung's disease Hispanics histamine-2 receptor blockers histochemistry histochemistry of muscle HLA HMGcoA reductase inhibitors hoarseness Hodgkin's disease Hodgkin's disease, neurologic involvement with homosexual honey Horner's syndrome hospice hospitalization hot bath test H-reflex testing human diploid cell rabies vaccine human genome human granulocytic anaplasmosis 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, pathogenesis human T-lymphotropic virus type I(HTLV-I) huntingtin Huntington's chorea Huntington's disease, children hydrocephalus hydrocephalus, communicating hydrocephalus, exvacuo hydrocephalus, non-communicating(obstructive) hydrocephalus, transient hyperactivity hyperalimentation hyperamylasemia hyperbaric oxygen hyperbilirubinemia hypercalcemia hypercapnia hypercholesterolemia hypercoagulable state hyperekplexia hypereosinophilic syndrome(HES) hyperesthesia hyperexcitable peripheral nerve disorder hypergammaglobulinemia hyperglycemia hyperhidrosis hyperkalemia hyperkalemic periodic paralysis hyperkeratosis hyperlipoproteinemia hyperparathyroidism, secondary hyperpathia hyperphagia hyperphosphatasia hyperpigmentation of skin hyperpyrexia, CNS disorder causing hyperreflexia hypersegmented polys hypersensitivity reaction hypersomnia hypertelorism hypertension hypertension, paroxysmal hypertensive crisis hypertensive encephalopathy hyperthermia hyperthyroidism hypertonia hypertriglyceridemia hypertrophic cardiomyopathy hypertrophic intracranial pachymeningitis hypertrophic spinal pachymeningitis hyperviscosity hypoalbuminemia hypocalcemia hypocomplementemia hypogammaglobulinemia hypogeusia hypoglossal nerve hypoglossal nerve paralysis hypoglycemia hypoglycorrhachia hypogonadism hypokalemia hypokalemic alkalosis hypokalemic paralysis hypokalemic periodic paralysis hypokinetic left ventricle hypometric saccades hyponatremia hypoparathyroidism hypophonia hypophosphatemia hypopigmentation of skin hypopyon hyporeflexia hyposmia hypotelorism hypotension, systemic hypothalamus hypothalamus, disturbance of hypothyroidism hypotonia hypotonia, causes of hypotonia, infants hypoxia hypoxic encephalopathy iatrogenic neurologic disorders ideomotor apraxia idiopathic CD4+lymphopenia idiopathic cranial polyneuropathy idiopathic inflammatory myopathy idiopathic inflammatory orbital disease idiopathic polyneuropathy idiopathic thrombocytopenic purpura IFA IgG4, serum IgG4-related disease ileus, paralytic imbalance imbalance, postural immune checkpoint inhibitors immune reconstitution inflammatory syndrome immune-related adverse events immunization, neurologic complications with immunocompetent immunodeficiency immunoelectrophoresis, serum immunofluorescence immunofluorescent exam of CSF cells immunofluorescent"band"test immunohistochemistry immunologic disease immunology and the nervous system immunomodulation immunosuppression immunosuppressive agents immunotherapy impotence inability to stand on tiptoes inappropriate antidiuretic(A.D.H.)hormone inappropriate antidiuretic(A.D.H.)hormone, CNS involvement with inborn errors of metabolism incidence inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, eosinophilic intranuclear inclusion bodies, intracytopasmic inclusion bodies, intranuclear inclusion body myositis incontinence, fecal incoordination India Indonesia infant, evaluation of infantile hemiplegia infantile spasm infantile tremor syndrome infection infection, recurrent infectious mononucleosis infectious mononucleosis, neurologic findings with inflexibility, mental infliximab influenza influenza A virus influenza B virus influenza immunization infraorbital nerve injection neuropathy insect repellent insect sting insecticides insomnia intellectual deficit intellectual deterioration interferon interferon alpha interferon antibodies interferon beta 1-a interferon beta 1-b interferon inducer interferonopathy interleukin 6 interleukin 6 receptor inhibitor internal capsule internet internuclear ophthalmoplegia interobserver agreement interstitial pulmonary fibrosis intestinal biopsy intestinal pseudoobstruction intracerebral hemorrhage intracranial hypertension, benign intracranial pressure, increased intranasal medication intraneural hemorrhage intrathecal antispasticity drugs intrathecal chemotherapy intrauterine intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intrinsic hand muscles, wasting of intubation iododeoxyuridine ipecac ipilimumab iritis iron, brain irritability irritable baby Isaacs syndrome ischemic exercise test islet cell tumor isoniazid Jakob-Creutzfeldt disease Jakob-Creutzfeldt disease, medical precaution with Jakob-Creutzfeldt disease, variant Janeway spots Japan jaundice jaw claudication jaw jerk, abnormal jaw pain joint hypermobility juvenile idiopathic inflammatory myopathy juvenile myoclonus epilepsy karyotyping Kawasaki disease Kayser-Fleischer ring keratitis keratitis, interstitial ketoconazole ketogenic diet kinesia paradoxica klippel feil syndrome Korsakoff's psychosis Krabbe's disease Kugelberg-Welander syndrome kyphoscoliosis, neurologic causes of labetalol lacrimal gland enlargement lacrimation lactic acidemia lactic dehydrogenase(LDH) lacunar infarction lacunar infarction, differential diagnosis of Lafora's disease laminectomy, cervical lateral rectus palsy laughing, pathologic L-dopa lead and the nervous system lead line, gingival lead poisoning learning disability learning disability, in children leg atrophy leg numbness leg spasms leg spasms, painful leg swelling leg weakness, bilateral leg weakness, unilateral Legionella pneumophilia Legionnaires'disease Leigh's disease leishmaniasis lenticular nucleus, lesion of, bilateral leprosy leptospirosis lethargy leucine rich glioma inactivated 1 antibodies leukapheresis leukemia leukemia, neurologic findings assoc.with leukemia, prophylactic treatment of CNS leukocyte enzyme abnormality leukocytes leukocytosis leukodystrophy leukoencephalitis leukoencephalitis, acute necrotizing hemorrhagic leukoencephalopathy leukopenia leukostasis level of consciousness, decreased Lewy body Lewy body disease, diffuse Lhermitte's sign Liberia lid abnormalities lid closure, weakness of lid lag lid twitch life expectancy light-near dissociation, causes of limb-girdle weakness limbic encephalitis limbic system linear lesion linomide lipid lowering agent lipid storage disorder of CNS lipid storage myopathy lipodystrophy lipoprotein receptor-related protein 4 liquorice lissencephaly lithium livedo reticularis liver biopsy liver disease liver function enzymes liver scan liver transplantation Loa loa lobar atrophy locked-in syndrome loiasis lordosis lovastatin low back pain L-tryptophan lumbar canal, stenosis of lumbar puncture lumbar puncture, indications for lumbosacral plexopathy lumbosacral plexus lumbosacral plexus, neuritis lumbosacral radiculopathy lumbosacral radiculoplexopathy lupus anticoagulant Lyme disease lymph node biopsy lymphadenitis lymphadenopathy lymphadenopathy, cervical lymphadenopathy, hilar lymphadenopathy, paraaortic lymphocytic choriomeningitis lymphocytic meningoradiculitis lymphocytosis lymphoid adenohypophysitis lymphoma lymphoma involving CNS lymphoma, primary of CNS lymphomatoid granulomatosis lymphopenia lysosomal storage disease machine learning macrocephaly macroglobulinemia malabsorption malaise malaria malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malignancy screen malignancy, occult malignant hyperpyrexia malignant papulosis mania mannitol marche a petits pas masked facies Massachusetts masseter muscle tenomyositis masseter muscle weakness mastoiditis McArdle's disease meclizine meconium staining medial rectus palsy median neuropathy mediastinum, mass of mediastinum, widening medical-legal aspects of neurology Mees lines melanoma, malignant MELAS syndrome Melkersson's syndrome memory, defect of recent memory, impairment of meningeal biopsy meningeal enhancement meningioma meningismus meningitis meningitis, aseptic meningitis, bacterial meningitis, bacteriologic etiology of meningitis, basilar meningitis, carcinomatous meningitis, chronic meningitis, clinical features of meningitis, CSF findings in meningitis, cysticercosis meningitis, drug induced meningitis, elderly meningitis, eosinophilic meningitis, fungal meningitis, fungal-negative CSF culture meningitis, gram negative meningitis, leptospira meningitis, leukemic meningitis, lupus meningitis, meningococcal meningitis, Mollaret's meningitis, neutrophilic meningitis, noninfectious meningitis, plasma cell meningitis, recurrent meningitis, spinal fluid smear and culture of meningitis, treatment of meningococcemia meningoencephalitis meningoencephalopathy meningomyelitis menses menses, irregular mental retardation mental status, abnormal mercaptopropionyl glycine merosin MERRF syndrome mesial temporal lobe mestinon metabolic acidosis metabolic disorder, primary metallic taste methotrexate methylhydrazine derivatives metoclopramide metrizamide Mexican Mexico mexiletine microaneurysm, retinal microangiopathy, brain microangiopathy, retina microcephaly microdactyly micrognathia micrographia microhemorrhage, intracerebral microinfarcts micropthalmia microscopic polyangiitis microsporidia microvasculitis midbrain midbrain, atrophy midbrain, infarction of miglustat migraine migraine, aura of migraine, pregnancy migraine, prophylaxis migraine, seizures in migraine, transformed migraine, treatment of migraine, triggers Mikulicz's syndrome Mills syndrome mimics minimally conscious state miosis misdiagnosis misdirection mitochondrial disease mitochondrial disease, pathogenesis mitochondrial encephalomyopathy mitochondrial recessive ataxic syndrome mitral valve lesion mitral valve vegetation mixed connective tissue disease MNGIE syndrome moclobemide Moebius syndrome molecular genetics monoamine oxidase inhibitors monoamines monoamines, brain monoclonal antibodies monoclonal gammopathy monoclonal gammopathy of uncertain significance monomelic amyotrophy monomelic myositis mononeuritis multiplex mononeuritis multiplex, causes of mononeuropathy mononeuropathy chronic inflammatory demyelinating mononeuropathy multiplex monoparesis moonshine mortality mosquito motor cortex motor neuron disease motor neuron disease, juvenile form mountain climbing mouse movement disorder movement disorder, drug induced movement disorder, extrapyramidal movement disorder, hyperkinetic movement disorder, psychogenic MRI MRI, abdomen MRI, abnormal MRI, angiography MRI, angiography, false negative MRI, brachial plexus MRI, CAT scan compared to MRI, contrast enhanced MRI, cortical enhancement MRI, cranial nerves MRI, diffusion weighted MRI, disappearing lesion on MRI, extraocular muscle enhancement MRI, false negative MRI, FLAIR MRI, flow void, blood MRI, functional MRI, gradient-echo MRI, gray matter enhancement MRI, high signal foci on MRI, hypointense signal foci on MRI, indications for MRI, lumbosacral plexus MRI, muscle MRI, negative MRI, optic nerve MRI, orbit MRI, peripheral nerve MRI, serial MRI, spinal cord MRI, spinal cord, increased intramedullary cord signal MRI, spine MRI, sulcal hyperintensity MRI, susceptibility weighted MRI, vessel wall MRI, vessel wall enhancement MRS mucormycosis multifocal acquired demyelinating sensory motor neuropathy multimodal neuroimaging multinucleated giant cell multiple myeloma multiple organ failure multiple sclerosis multiple sclerosis, acute multiple sclerosis, diagnosis of multiple sclerosis, diet in multiple sclerosis, differential diagnosis of multiple sclerosis, etiology of multiple sclerosis, misdiagnosis multiple sclerosis, relapsing multiple sclerosis, treatment of multiple system atrophy multisystem inflammatory syndrome in children mumps virus mumps-measles-rubella immunization muromonab-CD3 muscle atrophy, focal muscle atrophy, progressive muscle atrophy, static muscle biopsy muscle biopsy, extraocular muscle cramp muscle diseases, characteristics of muscle hypertrophy muscle pain muscle pain-fasciculation syndrome muscle phosphofructokinase deficiency muscle phosphorylase deficiency muscle relaxant muscle spasm muscle stiffness muscle strength, testing muscle swelling muscle swelling, focal muscle tenderness muscle wasting, diffuse muscle weakness muscle weakness, causes of muscle weakness, insidious onset of muscle weakness, pattern muscle weakness, proximal muscle weakness, sudden onset of muscle, metabolic disorders of muscular dystrophy muscular dystrophy, Becker muscular dystrophy, Becker, carrier muscular dystrophy, cardiovascular changes with muscular dystrophy, central nervous system abnormality muscular dystrophy, classification muscular dystrophy, congenital muscular dystrophy, differential diagnosis of muscular dystrophy, distal, Miyoshi muscular dystrophy, Duchenne muscular dystrophy, Duchenne, carrier muscular dystrophy, Duchenne, neonatal screening muscular dystrophy, Duchenne, presymptomatic detection muscular dystrophy, facioscapulohumeral muscular dystrophy, female occurrence of muscular dystrophy, limb-girdle muscular dystrophy, neurogenic hypothesis of muscular dystrophy, pattern of muscle involvement MuSK antibodies mutism myasthenia gravis myasthenia gravis, classification myasthenia gravis, cold test for myasthenia gravis, diagnosis myasthenia gravis, differential diagnosis myasthenia gravis, distal weakness myasthenia gravis, drug induced myasthenia gravis, etiology of myasthenia gravis, infantile and juvenile myasthenia gravis, limb-girdle myasthenia gravis, misdiagnosis of myasthenia gravis, neuromuscular junction in myasthenia gravis, non motor symptoms myasthenia gravis, ocular myasthenia gravis, paraneoplastic myasthenia gravis, presenting manifestations myasthenia gravis, prognosis of myasthenia gravis, receptor site in myasthenia gravis, remission of myasthenia gravis, seronegative myasthenia gravis, thymectomy in myasthenia gravis, treatment of myasthenia gravis, variants myasthenic crisis myasthenic syndrome myasthenic syndrome, treatment of mycobacterium xenopi mycophenolate mycoplasma mycoplasma pneumoniae myelin protein zero gene myelitis myelitis, longitudinal myelitis, transverse myelitis, transverse, idiopathic myelitis, transverse, prognosis myelitis, transverse, recurrent myelogram myelogram, complications of myelogram, metrizamide myeloneuropathy myelopathy myelopathy, ischemic myelopathy, ascending myelopathy, carcinomatous myelopathy, chronic progressive myelopathy, necrotizing myelopathy, vacuolar myeloradiculitis myeloradiculopathy myocardial infarction myocardial infarction, acute myocarditis myoclonic jerks myoclonus myoclonus, cortical myoclonus, stimulus sensitive myocytolysis myoedema myoglobinuria myokymia myokymia, facial myopathy myopathy inflammatory, classification myopathy, acquired myopathy, acute myopathy, alcoholic myopathy, amyloid myopathy, autoimmune myopathy, carcinomatous myopathy, centronuclear myopathy, critically ill myopathy, distal myopathy, distal, vacuolar myopathy, drug-induced myopathy, genetic myopathy, glycogen storage myopathy, hypocalcemic myopathy, hypokalemic myopathy, inclusion body myopathy, inclusion body with Paget's disease myopathy, inclusion body, hereditary myopathy, inflammatory myopathy, inflammatory, classification myopathy, metabolic myopathy, mitochondrial myopathy, myofibrillar myopathy, necrotizing myopathy, necrotizing, autoimmune myopathy, necrotizing, immune-mediated myopathy, painful myopathy, proximal myopathy, quadriceps myopathy, scleromyxedema myopathy, steroid induced myopathy, steroid responsive myopathy, thyroid disease causing myopathy, toxic myopathy, vacuolar myositis myositis ossifican, localized myositis ossificans, progressive myositis specific autoantibody myositis, acute of childhood myositis, bacterial myositis, eosinophilic myositis, focal myositis, fungal myositis, granulomatous myositis, juvenile myositis, ocular myositis, overlap myositis, parasitic myositis, post infectious myositis, pterygoid myotonia myotonia congenita myotonia dystrophica myotonic discharges myxedema, neurologic manifestations of narcolepsy nasal bridge, wide nasal polyp nasal septum, perforation of nasal speech nasopharyngeal carcinoma natalizumab nausea and vomiting neck extension neck pain neck stiffness neck tenderness neck weakness neck, webbed necrotizing vasculitis negative Negri bodies neisseria meningitis nemaline rod myopathy nemaline rod myopathy, adult onset neonatal infection, viral neonatal intensive care unit neonatal screening, genetic neurologic disorders neoplasm, hormone producing neoplasm, hormone producing, ectopic neoplasm, intracranial neoplasm, metastatic neoplasm, metastatic to base of skull neoplasm, metastatic to CNS neoplasm, metastatic to muscle neoplasm, metastatic to orbit neoplasm, peripheral nerve neoplasm, posterior fossa neoplasm, primary intracerebral neoplasm, primary intracranial neoplasm, primary of CNS neoplasm, primary of CNS-intraventricular neoplastic angioendotheliosis Nepal nephritis nephrotic syndrome nerve agents nerve biopsy nerve biopsy, indication nerve conduction studies nerve conduction studies, false negative nerve conduction studies, false positive nerve conduction studies, motor nerve conduction studies, sensory nerve enlargement nerve hypertrophy nerve root biopsy nerve root enhancement nerve root hypertrophy nerve root, lumbar, lesion of neurexin-3 alpha antibodies neuritis neuritis, causes of neuritis, heavy metals causing neuroaxonal dystrophy neuroaxonal dystrophy, infantile neuroblastoma neurocutaneous disease neuroendocrinology neurofibroma neurofibromatosis 1 neurofibromatosis 2 neurofibromin neurogenic vs.myopathic atrophy neuroleptic neuroleptic malignant syndrome 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, tempo neurologic evaluation neurologic examination neurologic examination, focal neurologic examination, video neurologic history neurologic signs neurologic symptoms neurologic testing neurological intensive care neurologist neurolymphomatosis neuromuscular blockade neuromuscular disease, electrodiagnosis of neuromuscular junction neuromuscular junction, abnormality of neuromyelitis optica (Devic's disease) neuromyotonia neuronal cell surface antigen neuronal ceroid-lipofuscinosis neuronal degeneration neuronal migration disorder neuronopathy neuronopathy, sensory neurons neuroophthalmology neuropathology neuropathology, brain neuropathology, peripheral nerves neuropathy neuropathy, acute neuropathy, amyloid neuropathy, asymptomatic neuropathy, ataxic neuropathy, autoimmune neuropathy, classification of neuropathy, cryoglobulinemic neuropathy, demyelinating neuropathy, diabetic neuropathy, diphtheritic neuropathy, hereditary peripheral neuropathy, hypertrophic neuropathy, iatrogenic neuropathy, idiopathic neuropathy, immune neuropathy, medication induced neuropathy, motor neuropathy, motor, multifocal neuropathy, multifocal neuropathy, painful neuropathy, paraneoplastic neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, recurrent neuropathy, sensory neuropathy, short-fiber neuropathy, small-fiber neuropathy, small-fiber, painful sensory neuropathy, toxic neuropathy, vasculitic, nonsystemic neuropathy, vasculitic, systemic neuropathy, work up for neurophysiology neuroprotective agents neurosyphilis neurotoxic neurotoxin neutropenia newborn, evaluation of next-generation sequencing nicotinic acid Niemann-Pick disease night blindness night sweats nitrogen mustard nivolumab NMDA antagonists node of Ranvier nodopathy, autoimmune nonresponsive nonsteroidal anti-inflammatory drug Noonan Syndrome normal North America numbness, extremity numbness, generalized nusinersen nutritional deficiency nystagmus nystagmus, monocular obesity obsessive-compulsive disorder obstetric complications occupational neurologic disorders occupational neuropathies ocular motility, disorders of ocular myopathy ocular myopathy, differential diagnosis oculocardiac reflex oculomasticatory myorhythmia odynophagia old age, neurology of olfactory bulb onconeural antibodies ophthalmic artery ophthalmoplegia ophthalmoplegia, acute ophthalmoplegia, bilateral, acute ophthalmoplegia, cause of ophthalmoplegia, painful ophthalmoplegia, postinfectious ophthalmoplegia, progressive external ophthalmoplegia, recurrent ophthalmoplegia, total opisthotonus opportunistic infection opportunistic infection, CNS opsoclonus opsoclonus-myoclonus syndrome optic atrophy optic chiasm, enlarged optic disc edema optic nerve optic nerve, enhancement optic nerve, enlarged optic nerve, lesion of optic neuritis optic neuritis, bilateral optic neuropathy optic neuropathy, ischemic optic neuropathy, ischemic, anterior oral ulcerations orange peel appearance of skin orbit orbit, biopsy orbit, cellulitis of orbit, inflammation in orbit, lesions of orbit, meningioma of orbit, neoplasms of orbit, pseudotumor of orbital apex orbital apex syndrome organ transplantation oropharyngeal weakness orthopnea orthostatic hypotension osteomalacia otitis, neurologic complications with otosyphilis overlap syndrome overuse syndrome oxygen therapy pacemaker, cardiac-transvenous pachymeningitis, cranial Paget's disease pain pain, abdominal pain, arm pain, back pain, body pain, buttock pain, calf pain, flank pain, foot pain, head pain, increased response pain, leg pain, management of chronic pain, neuropathic pain, periorbital pain, severe pain, testicular pain, thigh pain, total body palliative care palpitations pancreatitis pancytopenia panic attacks papilledema paralysis paralysis, acute paralysis, acute areflexic paralysis, asymmetric paralysis, recurrent paralysis, use-related paraneoplastic cerebellar degeneration paraneoplastic ganglionopathy paranoia paraparesis paraparesis, familial spastic paraparesis, familial spastic, classification paraparesis, spastic paraparesis, spastic, tropical paraplegia paraplegia, acute paraproteinemia parasitic infection parasitic infection, CNS paraspinal muscle paraspinal muscle weakness parenteral alimentation paresthesias paresthesias, feet paresthesias, hands Parkinson disease Parkinson disease, asymmetric onset Parkinson disease, axial symptoms Parkinson disease, dementia with Parkinson disease, diagnosis Parkinson disease, differential diagnosis of Parkinson disease, dystonia with Parkinson disease, freezing phenomena in Parkinson disease, L-dopa nonresponsive Parkinson disease, nonmotor problems of Parkinson disease, pathogenesis of Parkinson disease, surgical treatment of Parkinson disease, treatment of Parkinson disease, tremor, absence of Parkinson disease, unilateral Parkinsonism syndrome parotid gland swelling paroxysmal hemiplegia paroxysmal neurologic deficits paroxysmal neurologic disorder partial thromboplastin time, prolonged parvovirus PAS positive PAS positive material in the brain pathognomonic pathology patient information and support pectus excavatum peek sign pellagra pembrolizumab penguin silhouette sign penicillamine penicillin percussion induced muscle contraction perhexiline maleate periarteritis nodosa pericardial effusion pericardial friction rub pericarditis perineum, numbness of periodic paralysis periodic paralysis, thyrotoxic perioral numbness peripheral blood smear peripheral blood smear, abnormal peripheral nerve, lesion of peripheral pulse, absent pernicious anemia peroxisomal disease persistent vegetative state personality change pes cavus petechiae phenobarbital pheochromocytoma phonophobia phosphorylase b kinase deficiency photophobia photosensitivity, skin phrenic nerve paralysis physical activity physical therapy PICU pituitary pituitary stalk pituitary stalk, enlarged pituitary stalk, lesion of pituitary, apoplexy pituitary, enlargement pituitary, hormones of pituitary, lesion of placebo effect plasma cell dyscrasia plasma cell myeloma, CNS involvement associated with plasmapheresis plasmapheresis, complications of platelet inhibiting drugs pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic pleural effusion pleurisy pneumonia poison, neurologic problems with poison, organophosphate POLG1 gene poliomyelitis poliomyelitis vaccine poliomyelitis, provocation poliomyelitis-like illness polycythemia, primary polyglucosan body disease polyhydramnios polyinosinic cytidic acid(poly IC) polymerase chain reaction polymerase chain reaction, false negative polymyalgia rheumatica polymyositis polymyositis, eosinophilic polymyositis, infantile polyneuritis polyneuritis, acute sensory polyneuropathy polyneuropathy, acute sensory polyneuropathy, carcinomatous polyneuropathy, chronic idiopathic polyneuropathy, chronic inflammatory demyelinating polyneuropathy, chronic inflammatory demyelinating, childhood polyneuropathy, chronic inflammatory demyelinating, variant form polyneuropathy, chronic inflammatory demyelinating-pure motor syn polyneuropathy, chronic inflammatory demyelinating-sens atax var polyneuropathy, chronic inflammatory demyelinating-variant forms polyneuropathy, chronic relapsing polyneuropathy, critically ill polyneuropathy, familial polyneuropathy, lymphomatous polyneuropathy, subacute idiopathic demyelinating polyneuropathy, uremic polypharmacy polyradiculoneuropathy polysomnogram Pompe's disease of glycogen storage pons, lesion of pontine glioma porphyria position sensation, abnormal positive sharp waves post herpetic neuralgia post infectious polyneuropathy post polio syndrome posterior column disease posterior fossa, differential diagnosis of lesions of posterior fossa, lesion of posterior inferior cerebellar artery syndrome posterior interosseous neuropathy posterior leukoencephalopathy syndrome posterior longitudinal ligament, ossification of postinfectious postpartum posttransplant lymphoproliferation disorder postural abnormality postviral fatigue syndrome potassium potassium channel dysfunction practice guidelines Prader-Labhart-Willi syndrome prayer sign precipitating factors pregnancy, neurologic complications in prenatal prenatal diagnosis by amniocentesis pressure sores prevention of neurologic disorders primary lateral sclerosis prion disease procarbazine progeria prognosis progressive infantile poliodystrophy progressive multifocal leucoencephalopathy progressive myoclonic epilepsy progressive neurologic disorder progressive spinal muscular atrophy progressive supranuclear palsy proprioception, abnormal proptosis proptosis, alternating proptosis, unilateral protein 14-3-3, cerebrospinal fluid proteinuria prothrombin time, prolonged protozoan infection proximal muscle atrophy proximal myotonic myopathy pruritus pseudoabducens palsy pseudobulbar palsy pseudohypertrophy pseudointernuclear ophthalmoplegia psychiatric disorder psychiatric problems in neurologic disorders psychological testing psychomotor retardation psychosis psychosis, cause of psychotropic drugs ptosis ptosis, alternating ptosis, bilateral ptosis, unilateral puerperium Puerto Rico pulmonary edema pulmonary embolism pulmonary function tests pulmonary hypertension pulmonary infiltrates pulmonary nodules pulmonary opacity pulmonary stenosis pulvinar sign pupil pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated, bilateral pupil, light reflex, abnormal pupil, tonic pure motor hemiplegia pure motor stroke pure sensory stroke purpura pyomyositis pyramidal tract pyramidal tract dysfunction Q fever quadriceps atrophy quadriceps weakness quadriparesis quadriplegia quadriplegia, transient quality of life quinine rabies, nervous system involvement with raccoon race radial nerve, palsy of radiation hypersensitivity radiation therapy, CNS treatment and complications with radiation therapy, total body radicular pain radiculitis radiculoneuritis radiculopathy ragged-red fibers Rankin score rapid onset dystonia parkinsonism rapidly progressing neurologic illness rash rash, hand rash, painful rat exposure Raynaud's phenomenon real-time quaking-induced conversion recombinant DNA rectal sphincter tone, decreased recurrent recurrent laryngeal nerve paralysis red eye Red flags reflex sympathetic dystrophy Refsum's disease regional enteritis rehabilitation for neurologic disorders release phenomena remote effect of cancer on the nervous system renal biopsy renal cell carcinoma renal failure renal failure, acute renal infarct renal stones renal transplantation renal tubular necrosis renal vein thrombosis renin, elevated repetition strain injury repetitive nerve stimulation reptiles research respirations in CNS disease respirator respiratory arrest respiratory depression respiratory distress syndrome, neurologic status with respiratory failure respiratory tract infection reticulum cell sarcoma retina, abnormal retinal artery occlusion retinal branch artery occlusion retinal hemorrhages retinal infarction retinal ischemia retinal lesion retinal microvascular disease retinal vasculitis retinoids retinopathy retrocollis retrograde axonal flow retro-orbital pain retroperitoneal mass retrovirus Rett's syndrome reversible cerebral vasoconstrictive syndromes reversible neurologic disorder review article Reye's syndrome Reye's syndrome, adult RFLPs rhabdomyolysis rhabdomyosarcoma rhabdomyosarcoma of orbit rheumatic fever rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid pachymeningitis rheumatoid vasculitis rhinorrhea riboflavin ribonucleoprotein antibody rickettsial organism rigidity rigidity, axial riluzole rippling muscle disease risk factors risk-benefit assessment risus sardonicus rituximab Rocky Mountain spotted fever rodents Romberg's sign root lesion, nerve roundworm rubella encephalitis rubella virus rubeola virus rubeola, encephalitis running Sabin-Feldman dye test saccadic eye movements saccadic eye movements, abnormal safety salivary gland enlargement salivation, excessive sarcoglycan sarcoglycanopathy sarcoidosis sarcoidosis, CNS sarilumab Sarin scalp necrosis scalp swelling scalp tenderness schistocytes schizophrenia sciatic neuropathy scleritis sclerodactyly scleroderma scleroderma, neurologic involvement with scleromyxedema sclerosis, bone scoliosis scoliosis, neurologic association with scotoma screening season second wind phenomena sedation sedimentation rate sedimentation rate, elevated seizure seizure, centrencephalic seizure, children seizure, diagnosis of seizure, differential diagnosis of seizure, duration seizure, familial seizure, focal seizure, injury following seizure, intractable seizure, intractable, treatment of seizure, laughing as manifestation seizure, neonatal seizure, nonepileptic seizure, paradoxical seizure, psychomotor-temporal lobe seizure, repetitive seizure, stimulus sensitive seizure, surgical treatment of seizure, treatment of selective serotonin reuptake inhibitors self-mutilation sella trucica sella turcica, enlargement of sensorimotor stroke sensorineural hearing loss sensory ganglia sensory ganglia, abnormal sensory loss sensory loss, band distribution sensory loss, cutaneous sensory nerve action potentials sensory polyneuropathy sensory polyneuropathy, cryptogenic sensory symptoms sensory testing sensory testing, quantitative sequencing difficulty seroconversion serologic testing serologic testing of cerebrospinal fluid serologic testing, false negative seronegative serotonin serotonin agonist serotonin syndrome serum alanine aminotransferase serum gamma glutamyl transferase serum glutamic oxaloacetic transaminase serum lipase, elevated serum sickness severe acute respiratory syndrome sex reassignment surgery sexual intercourse sexually transmitted disease shell fish poisoning shivering short stature short thumb shoulder, pain in shunt procedure, ventricular sialadenitis sicca syndrome sickle cell disease sickle cell prep. simvastatin sinemet single photon emission computed tomography single-fiber electromyography sinus arrest sinus pain sinus tenderness sinuses, diseases of sinusitis Sjogren's syndrome Sjogren's syndrome, neurologic manifestations of skew deviation skin, biopsy skin, darkening of skin, discoloration skin, lesions in neurologic disorders skin, temperature difference skin, thickened sleep sleep apnea sleep pathology and physiology slit lamp examination slow virus infection of CNS slurred speech small for dates infant, problems in small vessel disease small vessel vasculitis smell SMN1 gene sodium channel dysfunction sodium valproate somatosensory evoked potentials somatosensory evoked potentials, dermatomal somnolence sonophobia sore throat South America southeast asia spastic ataxia spasticity speech disorder speech disorder, childhood speech, delayed development of speech, loss of speech, soft sphenoid sinus spider sting spina bifida spinal accessory nerve spinal cord spinal cord degeneration spinal cord, compression of spinal cord, enlargement spinal cord, infarction of spinal cord, injury of spinal cord, lesion of spinal cord, neoplasm spinal cord, vascular malformation of spinal muscular atrophy spinal muscular atrophy, adult onset spinal muscular atrophy, classification spinal muscular atrophy, intermediate form spinal pachymeningitis spinal stenosis spinal stenosis, cervical canal spinocerebellar ataxia spinocerebellar ataxia type 1 spinocerebellar ataxia type 2 spinocerebellar degeneration spirochete infection splenectomy splenic infarcts splenomegaly splinter hemorrhages spondylosis spongy degeneration of brain standing difficulty staphylococcus aureus stare startle reaction statin therapy statin therapy, discontinuation statin therapy, dose status epilepticus steatorrhea stem cell transplantation steppage gait stereotyped behavior sternocleidomastoid muscle sternotomy steroid steroid psychosis steroid sparing therapy steroid therapy, CNS treatment and complications with Stevens-Johnson syndrome stiff joints stiff legs stiff man syndrome Still's disease stimulation, deep brain stool culture strabismus strangulation streptococcal infection streptococcus pneumoniae streptokinase stress, emotional striatal encephalitis striatum, lesion of striatum, lesion of, bilateral stridor stroke unit strokelike episodes stuporous 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 subclavian artery stenosis subcutaneous edema subcutaneous nodules subtemporal decompression suck, poor sudden death suicide sumatriptan summer superior ophthalmic vein superior sagittal sinus thrombosis superoxide dismutase suprasellar lesion suramin survival motor neuron gene Susac's syndrome suspended sensory loss suxamethonium Swan-Ganz catheter sweating sweating, abnormality of Sweet's syndrome swimming symmetric brain lesions symptomatic syncope syncope, recurrent synovitis syphilis, diagnosis and treatment syphilis, neurologic complications with syringomyelia systemic illness systemic inflammatory response syndrome systemic lupus erythematosus systemic lupus erythematosus, drug induced systemic lupus erythematosus, neurologic complications with tabes dorsalis Tabun tachycardia tachypnea Takayasu's arteritis talk tandem gait, ataxic taste tau protein tauopathy telangiectases telangiectases, periungual teleconsulting telemedicine telemetry, cardiac teleneurology telestroke temper tantrums temporal artery temporal artery, biopsy temporal artery, tender temporal lobe, lesion temporal lobe, lesion, bilateral temporalis muscle enhancement temporalis muscle swelling temporalis muscle tenderness temporalis muscle wasting temporalis muscle weakness temporomandibular joint temporomandibular joint, dislocation temporomandibular joint, pain temporomandibular joint, synovitis tender points tenderness tendonitis tendonitis, calcific tenosynovitis tensilon tensilon test tensilon test, false negative tensilon test, false positive tensilon test, paradoxical tension headache teratoma teratoma, ovarian term infant terrorist attack testicular biopsy tetanus tetanus toxoid Texas Thailand thalamus thalamus, infarction, bilateral thalamus, lesion of thalamus, lesion of-bilateral thiazide diuretic third nerve third nerve palsy thoracic outlet syndromes thrombocytopenia thrombocytosis thrombophlebitis thrombotic microangiopathy thrombotic thrombocytopenia purpura thrush thymectomy thymic hyperplasia thymoma thymus and neuromuscular function thyroid function tests thyroid gland, enlarged thyroiditis thyrotoxicosis thyrotropin tic tic, motor tick bite tick paralysis tiger man sign tinnitus tinnitus, pulsatile tizanidine tocilizumab toe walking Tolosa Hunt syndrome tomaculous neuropathy tone, muscle tongue, atrophy tongue, enlarged tongue, fasciculations of tongue, impaired movements of tongue, numbness of tongue, protrusion of tongue, weakness tonic spasms tonsillar herniation of cerebellum torticollis toxic encephalopathy toxic oil syndrome toxic shock syndrome toxins, nervous system toxoplasma complement fixation test toxoplasma gondii toxoplasmosis, acquired toxoplasmosis, CNS toxoplasmosis, muscle tracheostomy transcutaneous electrical nerve stimulation transgender transient ischemic attack transient loss of muscle tone transient neurologic deficit transplacental virus infections trauma travel history travel, foreign treatment induced neuropathy of diabetes treatment of neurologic disorder tremor tremor, intention tremor, postural tremor, psychogenic tremor, resting tremulousness tretinoin trichinosis tricyclic antidepressant trientine dihydrochloride trifluoperazine trigeminal nerve trigeminal nerve, hypertrophy trigeminal neuralgia trigeminal neuropathy trigeminal neuropathy, sensory trigger finger trimethoprim-sulfamethoxazole trinucleotide repeats tripping trismus tropical disease troponin T tuberculosis tubular aggregates, muscle tumor necrosis factor tumor necrosis factor inhibitor turning in bed twins type 2 muscle fiber typhoid fever typhus, murine typhus, scrub ulcerative colitis ulcers, fingertip ulnar neuropathy ultrasonography ultrasonography, head ultrasonography, head, fetus-neonate ultrasonography, orbit uncal herniation unconsciousness undiagnosed Unverricht-Lundborg disease upgaze, paralysis of urea-cycle enzymopathies uremia urinary casts urinary catecholamines urinary incontinence urinary retention urinary tract infection urine test for metabolic disorders urine test in toxic screen urine, dark urticaria uveitis vaccination, neurologic complications with vaccine valium valvulopathy vanilmandelic acid, urine varicella zoster virus varicella zoster virus, encephalitis variola variola vaccination vasculitides vasculitis, large vessel vasculopathy vasospasm, cerebral vectors of infection vecuronium Venereal Disease Research Laboratory test venous thrombosis, non-cerebral ventricular enlargement vertebral artery wall thickness vertebral infarction vertigo vertigo, cervical vertigo, treatment of vestibulopathy vibratory sensation, abnormal Vietnamese vinblastine vincristine neurotoxicity viral infection viral infection, CNS viral infection, transmission viral isolation viral load viral myopathy virus, slow vision, blurred vision, failure of in childhood visual acuity, decreased visual acuity, decreased, monocular visual evoked response visual field defect visual field defect, altitudinal visual fields, constricted visual impairment visual loss visual loss, sudden visual loss, sudden-unilateral visual symptoms visuospatial disturbance vital capacity vitamin deficiency vocal cord paralysis vomiting, recurrent VX Waldenstrom's macroglobulinemia walking walking frame walking, difficulty with war weakness weakness, acute weakness, congenital weakness, end of day weakness, episodic weakness, fatiguable weakness, fluctuating weakness, focal weakness, generalized weakness, infant weakness, progressive weakness, proximal weakness, rapidly progressive weakness, severe weaning from respirator, failure to web sites Weber-Christian's disease weight loss Werdnig-Hoffman disease Wernicke's encephalopathy West Nile fever Western immunoblot test wheelchair wheezing Whipple's disease whistle, inability to white matter disease white matter disease, subcortical whites whole genome sequencing wide based gait winging of scapula word-finding difficulty work loss workup wrist drop writing xerophthalmia xerostomia X-linked bulbospinal neuronopathy X-linked myopathy x-ray, cervical spine Zika virus infection zinc zoster sine herpete

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