Differential (Click to cross reference) abdominal distention abdominal migraine abdominal protrusion abdominal reflex, absent abdominal x-ray abducens nerve paralysis abducens nerve paralysis, bilateral abiotrophy abortion, spontaneous abscess, brainstem abscess, intracerebral abscess, lung abstract reasoning abulia acanthocytosis accommodation accomodation, abnormal acetazolamide acetylcholine acetylcholine receptor antibody achalasia achilles tendon, enlarged acoustic nerve acoustic nerve, vestibular division of acoustic neurinoma acoustic neurinoma, bilateral acquired immunodeficiency syndrome acquired immunodeficiency syndrome dementia complex acquired immunodeficiency syndrome, heralded by neurologic invol acquired immunodeficiency syndrome, infants and children acquired immunodeficiency syndrome-related complex acrocyanosis acromegaly acromicria activities of daily living activities of daily living scale acupuncture acupuncture, complications of acute ataxia of childhood acute ataxic sensory neuropathy acute cerebellar ataxia acute disseminated encephalomyelitis acyclovir acyl CoA dehydrogenase deficiency addiction, heroin addiction, heroin-neurologic complications with Addison's disease Adies pupil adolescent medicine adrenal medullary tissue adrenoleukodystrophy adrenoleukodystrophy, adult onset adrenomyeloneuropathy adult polyglucosan body disease adult-onset leukodystrophy, with neuroaxonal spheroids advances in neurology adverse drug reaction aerobic exercise affect, flat affective disorders Africa ageusia aggression agitation agnosia, color agranulocytosis airway obstruction akathisia akinesia akinesia of eyelid function akinetic mute akineton albinism alcohol alcohol injection alcohol intolerance alcohol, neurologic complications with alcoholic polyneuropathy alcoholic withdrawal states, DT's, convulsions, etc. alcoholism Alexanders disease Alexanders disease, adult onset alexia without agraphia algorithm alien hand syndrome alkalosis alkalosis, 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signal recognition particle antibody anti Tr antibodies anti Yo antibody antiarrhythmic drugs antibiotics antibiotics, neurologic complications with anticholinergic drugs anticholinergic drugs, side effects of anticholinesterase anticipation anticoagulant, complications of anticoagulant, treatment anticoagulant, treatment in CVD anticonvulsants anticonvulsants, cognitive function with anticonvulsants, untoward effects of antidepressant antiemetic antihistamines antihypertensive antimetabolite antineutrophil cytoplasmic autoantibodies antioxidant antistreptolysin titer antithyroid antibodies antiviral agents anxiety anxiolytic agents aorta, abdominal aorta, abnormal aorta, sheathing aortic valve, lesion of aortic wall, thickened aortitis aphasia aphasia, progressive, primary aphasia, transcortical aphasia, transcortical-motor aphonia apnea apnea, primary central apolipoprotein E apomorphine applause sign apraxia apraxia of eye movements apraxia of eyelid opening apraxia, constructional apraxia, speech aprazolam aqueduct of Sylvius, enlargement aqueduct of Sylvius, stenosis aqueductal stenosis arachnoiditis arbovirus area postrema areflexia argyria aripiprazole arm swing, reduced arm weakness Arnold Chiari malformation arrhythmia, cardiac arsenic artane arterial dissection arterial dissection, carotid arterial dissection, multiple arterial dissection, vertebral arterial puncture arteriovenous malformation arteriovenous malformation, pulmonary arteritides arteritis, temporal arthralgia arthritis arthrogryposis multiplex arthropathy artificial intelligence arylsulfatase A ascending paralysis ascites ascorbic acid Asians asparginase aspartame aspartate aminotransferase aspiration aspirin asplenia astasia abasia astereognosis asterixis asthma astrocytoma astronauts asymptomatic ataxia ataxia telangiectasia ataxia, acute onset ataxia, cerebellar ataxia, hereditary ataxia, paroxysmal ataxia, progressive ataxia, sensory ataxia, truncal ataxia, truncal, associated with ocular oscillations ataxic gait ataxic hemiparesis ataxic-dystonia syndromes ataxin ataxin-2 atelectasis atherosclerosis, generalized athetosis athetosis, causes of atonic bladder ATP1A3 gene atrial fibrillation atrioventricular block atrophy, muscle attention deficit disorder with hyperactivity attention span atypical audiogram auditory and vestibular pathways auditory evoked brainstem potentials auditory evoked potentials autism autoantibodies autoimmune cerebellar ataxia autoimmune disease autoimmune encephalopathy autoimmune GFAP astrocytopathy automobile accidents autonomic cardiovascular reflexes autonomic dysfunction autonomic dysfunction, acute autonomic dysfunction, evaluation of autonomic nervous system autonomic neuropathy autosomal dominant leukodystrophy autosomal rcessive spastic ataxia of Charlevoix-Saguenay axillary nerve axonal degeneration axonal injury axonal spheroid axonopathy, distal Ayurvedic medicine azidodeoxythymidine B 12 deficiency B 12 metabolism, defective B cell 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juvenile form biotin-responsive basal ganglia disease BiPAP bismuth black box warning blacks bladder dysfunction blepharitis blepharospasm blindness blindness, sudden blindness, transient blink reflex blinking blinking, reduced blood cultures blood dyscrasias, neurologic findings with blood gases, arterial blood transfusion bone biopsy bone demineralization bone density bone marrow biopsy bone marrow suppression bone marrow transplantation bone pain bone scanning border zone infarct Borrelia burgdorferi infection botulinum toxin botulism bovine spongiform encephalopathy boxing brachial neuritis brachial neuritis, acute brachial plexus injury brachial plexus neuropathy brachial plexus neuropathy, children brachycephaly bradycardia bradykinesia bradykinesia, facial bradyphrenia BRAF protooncogene brain atrophy brain biopsy brain biopsy, false negative brain biopsy, negative brain biopsy, stereotaxic brain fog brain implant, polymeric brain natriuretic peptide brain purpura brain scan 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atrophy calf hypertrophy callosal angle caloric testing camptocormia cancer of colon cancer, cerebrovascular accident complicating patients with cancer, unknown origin cane cannabinoids cannabinoids, synthetic canned food carbamazepine carbidopa carbon disulfide carbon monoxide poisoning carcinoembryonic antigen carcinoma carcinoma of bladder carcinoma of breast carcinoma of esophagus carcinoma of lung carcinoma of ovary carcinoma of pancreas carcinoma of stomach carcinoma of testis carcinoma of unknown origin cardiac arrest cardiac arrest and resuscitation cardiac catheterization, neurologic complications cardiomegaly cardiomyopathy caregiver carotenoids carotid angiogram carotid artery disease carotid artery, enlarged external diameter carpal tunnel syndrome carpo-pedal spasm case studies cast CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, air cysternography CAT scan, angiography CAT scan, angiography, false negative CAT scan, base of skull CAT scan, chest CAT scan, contrast enhanced CAT scan, contrast enhanced, delayed CAT scan, contrast enhanced, double dose CAT scan, disappearing lesion on CAT scan, emission CAT scan, emission, abnormal CAT scan, false negative CAT scan, head injury CAT scan, indications for CAT scan, isodense lesion with acute hemorrhage CAT scan, metrizamide CAT scan, muscle CAT scan, myelogram with CAT scan, pelvis CAT scan, ring sign CAT scan, spinal cord CAT scan, spine CAT scan, venography catalepsy cataracts catatonia catecholamine catechol-o-methyltransferase inhibitor 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 hemangioma cavum septi pellucidi CD4 counts ceftriaxone celiac disease, adult celiac disease, childhood central artery of Percheron central cord syndrome central core disease central hypoventilation central nervous system, infection of central pontine 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chorea, familial chorea, Sydenham's chorein choreoathetosis chorioretinitis chromosomal abnormality chromosome 11 chromosome 14 chromosome 15 chromosome 17 chromosome 19 chromosome 20 chromosome 22 chromosome 3 chromosome 4 chromosome 6 chromosome 9 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids chronic progressive external ophthalmoplegia Churg-Strauss syndrome Chvostek sign cigarette smoking ciguatera poisoning cingulate island sign cinnarizine cirrhosis cisterna magna cisternogram, radionuclide claudication, intermittent of cauda equina climate change Clinical Pathologic Conference(C.P.C.) clinical trials clonazepam clonidine clonus clot retrieval clozapine clubbing of fingers clubfoot as related to neurologic disease coagulopathy coat-hanger pain Coats syndrome cobalamin C deficiency cocaine coenzyme Q10 Cogan's syndrome cogentin cognition cognition, slowed cogwheel pursuit movements cogwheel rigidty coinfection colchicine cold hands sign cold intolerance collagen vascular disease collapsin response mediator protein 5 IgG Collier's sign colloid cyst colloid cyst of third ventricle color vision color vision, impaired coma coma, episodic coma, sudden onset comorbidities compartment syndrome compazine complementary medicine complications comprehension, impaired compression fracture compression neuropathy compression neuropathy, recurrent compulsive singing compulsivity computers, medicine and concentration, impaired concussion conduction block cone-rod dystrophy confabulation confusion confusional state, acute congenital infection, CNS congenital infection, viral congenital myopathy congestive heart failure conjugate gaze, forced conjunctival biopsy conjunctivitis consanguinity constipation contactin associated protein like 2 antibodies contractures, joint contrast agents, neurotoxicity of contrast sensitivity controversies in neurology conus medullaris, lesion of convergence convergence, impaired conversion reaction conversion reaction, children Coombs test, positive copper copper deficiency copper metabolism, abnormal corkscrew hairs cornea, abnormal corneal reflex, abnormal corneal reflex, absent corneal reflex, depressed coronary artery disease coronavirus corpus callosum corpus callosum, atrophy of corpus callosum, infarction of corpus callosum, lesion of corpus callosum, thinning cortical blindness cortical blindness, transient cortical ribbon sign cortical-basal ganglionic degeneration cost effectiveness cough coumarin COVID-19 Coxa saltans Coxiella burnetti CPAP cranial nerve enhancement cranial nerve palsies cranial nerve palsies, bilateral cranial nerve palsies, recurrent cranial nerve palsies, unilateral cranial nerves, toxins effecting cranial neuropathy cranial neuropathy, multiple craniectomy, decompressive C-reactive protein, elevated creatine kinase creatine phosphokinase isoenzyme elevation creatine phosphokinase(CPK)elevated creatinine, elevated Creutzfeldt-Jakob disease, genetic cricopharyngeal dysfunction cricopharyngeal myotomy Crigler-Najjar disease, type I crossed adductor reflex crush syndrome cry, abnormal cry, weak crying, pathologic cryoglobulinemia cryopyrin-associated periodic syndrome cryptococcal antigen cryptococcal meningitis Cuba cultured skin fibroblasts cyanide poison cyclic vomiting cyclic vomiting syndrome cycling cyclophosphamide cyst cyst, peritumoral cyst, arachnoid cyst, epidermoid of CNS cyst, neoplastic cerebellum cyst, parenchymal cyst, subcortical cystatin C mutation cytoid bodies cytokines cytomegalovirus infection Dandy Walker malformation Dandy Walker malformation, adult dantrolene sodium DATATOP study deafmute deafness deafness, bilateral deafness, bilateral progressive vs.unilateral acute deafness, sudden deafness, unilateral deep gray nuclei deep tendon reflexes defecation degenerative cervical myelopathy degenerative diseases of CNS Dejerine-Sottas syndrome delay in diagnosis delirium delivery, complicated delusion dementia dementia, age at onset dementia, cerebrovascular disease causing dementia, childhood dementia, diagnostic evaluation of dementia, familial dementia, frontal lobe type dementia, frontotemporal dementia, posttraumatic dementia, presenile dementia, prevention of dementia, rapidly progressive dementia, reversible dementia, subcortical dementia, thalamic dementia, treatment of demyelinating disease denervation of muscle denervation potentials dental procedure, neurologic complications with dentate nuclei dentate nuclei, lesion of dentatorubral-pallidoluysian atrophy denture cream deprenyl depressants depression depression, psychotic depression, treatment of dermatitis dermatitis herpetiformis dermatomyositis descending paralysis desipramine developmental disability developmental evaluation developmental milestones developmental milestones, loss of developmental retardation dexterity, impaired diabetes dialysis basal ganglia syndrome diabetes insipidus diabetes mellitus diabetes mellitus, chemical diabetes mellitus, neurologic manifestations of diabetic mononeuropathy diagnostic criteria dialysis dialysis dementia diaphragmatic paralysis diarrhea diarrhea, bloody diathermy diet dietary supplement differential diagnosis difficulty climbing stairs difficulty going down stairs digital health digital health, wearable technology digital subtraction myelogram dilantin diltiazem diplegia, spastic cerebral diplopia diquat disability rating scale, neurological disability, neurological disconnection syndrome disorientation dissociated sensory loss distal muscle atrophy distal muscle weakness disulfiram diurnal variation diving dizziness dizziness, chronic D-lactate acidosis DNA probes DNA sequencing doll's head maneuver domperidone donepezil dopa responsive dystonia dopamine dopamine agonist dopamine agonist withdrawal syndrome dopamine antagonist dopamine antagonist, peripheral dopamine receptor dopamine receptor, D2 dopaminergic desensitization dopaminergic dysfunction dopaminergic neurons down-beat nystagmus down-beat nystagmus, primary position of gaze downward deviation of eyes downward gaze downward gaze, paralysis of doxycycline DPPX DPPX, antibodies DPPX, antibodies, encephalitis Dravet syndrome driving driving restrictions driving test drooling drop attacks droperidol dropped head syndrome drowsiness drug abuse drug abuse, inhalation drug abuse, neurologic complications of drug addiction drug holiday drug induced neurologic disorders drug interactions drug overdose drug withdrawal dural arteriovenous malformation dural sinus thrombosis dying dysarthria dysarthria-clumsy hand syndrome dysdiadochokinesia dysequilibrium syndrome dysexecutive syndrome DYSF gene dysferlin dysferlinopathy dysgeusia dyskinesia dyskinesia, buccal lingual facial dyskinesia, causes of dyskinesia, drug induced dyskinesia, facial dyslexia dysmetria dysmorphic dysphagia dysphasia dysphonia dyspnea dyspraxia dystonia dystonia musculorum deformens dystonia, axial dystonia, cervical dystonia, classification dystonia, delayed onset dystonia, drug induced dystonia, etiology of dystonia, evaluation of dystonia, face dystonia, focal dystonia, painful dystonia, post traumatic dystonia, psychogenic dystonia, treatment of dystonic reaction, acute dystrophic calcification dystrophin dysuria DYT1 mutation ear, pain in ear, red ear, swollen ears of the Lynx MR sign eating disorder echocardiogram echocardiogram, transthoracic ecstasy eczema edema, pedal edema, periorbital EDTA(ehtylenediamine tetraacetic acid) efficacy Ehlers-Danlos syndrome ehrlichiosis electrical sensation electrocardiogram, abnormal electroconvulsive therapy electroencephalogram electroencephalogram, abnormalities of electroencephalogram, diffuse slowing electroencephalogram, inflammatory disease electroencephalogram, periodic complexes electroencephalogram, triphasic delta waves electromyogram electromyogram, decremental response electromyogram, fasciculation potentials electromyogram, surface electron microscopy electronystagmography electronystagmography, abnormal electrophoretic pattern, CSF electrophoretic pattern, serum electroretinograph ELISA embolism embolism, air embolism, cholesterol embolism, fat embolism, nucleus pulposus embolism, paradoxical embolism, vertebral-basilar artery emergencies, neurologic emergency room Emery-Dreifuss muscular dystrophy emotional lability employment empyema, epidural-spinal encephalitis encephalitis lethargica encephalitis, acanthamoeba encephalitis, amebic encephalitis, autoimmune encephalitis, brainstem encephalitis, episodic encephalitis, etiology encephalitis, focal encephalitis, human immunodeficiency virus type 1 encephalitis, paraneoplastic encephalitis, Powassan encephalitis, St.Louis encephalitis, viral encephalitis, western equine encephalomalacia encephalomyelitis encephalomyelitis, parainfectious encephalomyelitis, paraneoplastic encephalomyelitis, postinfectious encephalopathy encephalopathy, acute encephalopathy, delayed encephalopathy, Hashimoto's encephalopathy, metabolic encephalopathy, parainfectious encephalopathy, post anoxic encephalopathy, progressive endemic area endocarditis endocarditis, neurologic manifestations with endocarditis, subacute bacterial endocarditis, treatment of endolymphatic sac tumors endovascular therapy enolase entacapone entrapment neuropathy enzyme activity enzyme inhibition enzyme treatment enzyme, defect enzyme, muscle disease enzyme, serum eosinophilia eosinophilia-myalgia syndrome eosinophilic granulomatosis with polyangiitis ependymoma epidemiology of neurology epidermoid epidural blood patch epileptic encephalopathy epinephrine episcleritis episodic disorders episodic neurologic deficits episodic unconsciousness epistaxis Epley maneuver Epstein-Barr virus equinovarus Erdheim-Chester disease erectile dysfunction erethism ergotamine ergotism erythema migrans erythrocyte erythromelalgia esophageal dilation esophageal lesion associated with C.N.S.disease esophageal varices ethics in neurology ethylene oxide evidence-based research evoked potentials excitotoxin executive dysfunction exercise exercise intolerance exercise-induced leg numbness exercise-induced neurologic dysfunction exercise-induced vascular symptoms exome sequencing exophthalmus exophthalmus, unilateral external lumbar drainage extinction on double simultaneous stimulation extrapyramidal extrapyramidal movement disorder, progressive eye movement, disorders of eye, pain in eyelid opening, difficulty with Fabry's disease face, numbness of facial appearance, abnormal facial asymmetry facial expression abnormality facial movement disorder facial nerve palsy facial nerve palsy, bilateral facial nerve palsy, recurrent facial pain facial pain, atypical facial recognition, impairment facial weakness facial weakness, bilateral faciobrachial dystonic seizure facioscapulohumeral syndrome Fahr disease failed medical management failure to thrive fall prevention fall risk falling false negative familial familial periodic ataxia farmer FARS2 deficiency fasciculation fatigue fatty acid, elevated plasma content feeding disorder femoral artery catheterization femoral neuropathy fetal movements, reduced fetal tissue fetus fever fever of unknown origin fever, recurrent fibrillations fibrinolytic agents fine motor function, impaired finger naming finger nose finger test finger numbness finger tapping fingernails, abnormal fingerprint bodies fish fish poisoning Fisher C.M. Fisher's syndrome fistula, arterio-venous fistula, arterio-venous, dural fistula, arterio-venous, dural, spinal fistula, arterio-venous, pulmonary fistula, perilymphatic flaccid paralysis flail arm syndrome flavivirus floppy infant fluctuate fludarabine fluency flu-like illness flunarizine fluorescein angiography fluorescene in situ hybridization fluorescent treponema antibody absorption(FTA-ABS) fluorouracil fluoxetine flush syndrome flushing, unilateral fluvoxamine foam cells folic acid food allergy food poisoning food-borne infection foot deformity foot drop foot drop, bilateral foot drop, differential diagnoses of foot numbness foot, swollen foot, weakness football neurologic injuries fornix, lesion of fourth ventricle, compression fourth ventricle, enlargement of fourth ventricle, neoplasm of fracture, long bone fracture, long bones, nerve injury with Fragile-X associated tremor/ataxia-syndrome fragile-X syndrome fragile-X syndrome, carrier frataxin free radical Friedreich's ataxia Friedreich's ataxia, late onset frontal behavioral spatial syndrome frontal bossing frontal lobe, anatomy and physiology frontal lobe, atrophy frontal lobe, behavior with disease of frontal lobe, lesion of frontal lobe, pathologic signs of frontotemporal dementia, behavioral variant Fukuda step test fundus, abnormality of funduscopic exam fungal infection fungal infection, CNS fungal infection, CNS, treatment of F-wave response gabapentin gadolinium gag reflex, depressed gait analysis technology gait disorder gait speed gait training gait, apraxic gait, festinating gait, magnetic gait, spastic gait, waddling gallium scan GALOP syndromes gamma amino butyric acid gamma amino butyric acid receptor antibody gamma knife therapy gammaglobulin therapy, intravenous ganciclovir ganglioglioma ganglion ganglionitis gangliosidosis GM1 gangrene gastrectomy, neurologic complications following gastric biopsy gastric partitioning gastric surgery gastritis gastrocnemius muscle weakness gastroenteritis gastrointestinal bleeding gastrointestinal disease, neurologic complications gastrointestinal motility gastrointestinal perforation gastrostomy gaze deviation gaze palsy gaze palsy, horizontal gaze palsy, horizontal-bilateral gaze palsy, supranuclear gaze palsy, vertical Gegenhaulten gemfibrozil gender gene gene mutation gene therapy genetic counselling genetic diagnosis, prenatal genetic linkage genetic neurologic disorders genetic screening genetic testing genital numbness genital ulcerations gentamicin genu of corpus callosum geographic location Gerstmann-Straussler-Scheinker disease gests antagoniste GFAP gene GFAP-IgG giant cell arteritis Gilles de la Tourette syndrome girdle sensation glabellar sign glaucoma, acute gliadin antibodies glioblastoma multiforme(astrocytoma Gr.III) glioma glioma, low-grade gliomatosis cerebri globus pallidus globus pallidus focused ultrasound ablation globus pallidus, lesion of globus pallidus, lesion of, bilateral globus pallidus, stimulation glossitis glucose tolerance test, abnormal GLUT1 deficiency syndrome glutamate dehydrogenase deficiency glutamic acid decarboxylase glutamic acid decarboxylase, antibody gluten ataxia gluten sensitivity gluten-free diet glycogen storage disease glycosuria GM1 ganglioside Google gout Gowers maneuver gram positive rod granular osmiphilic material granule cell granuloma, eosinophilic granulomatosis with polyangiitis granulomatous disease granulovacuolar degeneration grasp reflex Graves ophthalmopathy gray hair gray matter grimacing groaning growth hormone growth hormone deficiency growth retardation grunting guanidine Guillain Barre syndrome Guillain Barre syndrome, ataxic form Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, infantile and childhood form Guillain Barre syndrome, ophthalmoplegia in Guillain Barre syndrome, prognosis of Guillain Barre syndrome, sensory Guillain Barre syndrome, variant forms of gumma gynecomastia gyrus, abnormal Hallervorden Spatz disease Hallervorden Spatz disease, late onset hallucination hallucination, auditory hallucination, visual hallucination, visual, benign hallucinosis halo sign haloperidol hammertoes hand clapping hand deformity hand flapping hand numbness hand posture hand swelling hand weakness hand wringing hands, fisted handwriting head circumference head injury head injury, brain stem lesion after head injury, delayed deterioration following head injury, management of head injury, mild head injury, pediatric head injury, prognosis in head injury, return to play following head injury, severe head nodding head tilt headache headache, awakened by headache, awakening with headache, bifrontal headache, children headache, cough headache, episodic headache, intermittent headache, intractable headache, occipital headache, positional headache, post traumatic headache, progressive headache, recurrent headache, severe headache, sudden onset of headache, throbbing headache, treatment of health insurance hearing hearing loss hearing loss, bilateral hearing loss, sudden, bilateral hearing loss, sudden, unilateral hearing loss, unilateral heart block heart block, complete heart murmur heart sign heat intolerance heavy metal intoxication heel swelling heel-knee-shin test hemangioblastoma hemangioma hemangioma, brainstem hemangioma, vertebral hematoma, intracerebral hematuria, gross hematuria, microscopic hemiakathisia hemianopia hemianopia, homonymous hemiatrophy hemiballismus hemichorea hemidiaphragm, paralysis of hemidystonia hemifacial spasm hemimyoclonic jerks hemiparesis hemiplegia hemisensory syndrome hemochromatosis hemochromatosis, primary hemoglobinuria hemophagocytic lymphohistiocytosis, cerebromeningeal hemophagocytosis hemoptysis hemorrhage, putamenal hemorrhage, thalamic hemosiderin hemosiderosis of CNS, superficial heparin hepatic encephalopathy hepatic encephalopathy, treatment of hepatic failure hepatitis hepatitis B virus hepatitis C virus hepatolenticular degeneration(Wilson's disease) hepatolenticular degeneration(Wilson's disease), late onset hepatolenticular degeneration(Wilson's disease), presymptomatic hepatolenticular degeneration, non-Wilsonian hepatomegaly hepatosplenomegaly heralding manifestation herbicide hereditary hemorrhagic telangiectasia(HHT) hereditary myopathy with early respiratory failure herniated disc herniated disc, central herniated disc, cervical herniated disc, differential diagnosis of herniated disc, lumbar herniated disc, lumbar-conservative vs.surgical treat.of herniated disc, steroid treatment of herniation syndromes, intracranial herpes simplex encephalitis herpes simplex encephalitis, differential diagnosis of herpes simplex virus herpes simplex virus, human nervous system and herpes virus herpes virus infection herpes zoster herpes zoster, disseminated herpes zoster, oticus herpes, genital heterophile antibody test hexane hiccoughs hiccoughs, intractable high altitude sickness high arched feet highly active antiretroviral therapy hip flexor weakness hip fracture hip pain hippocampus hippocampus, hyperintense Hirschprung's disease Hispanics histamine-2 receptor blockers histiocytosis histochemistry histochemistry of muscle HIV CSF viral escape syndrome HLA HMGcoA reductase inhibitors hoarseness Hodgkin's disease Hodgkin's disease, neurologic involvement with Hoehn-Yahr scale homocysteine, serum homocystinuria homosexual homovanillic acid hormone replacement Horner's syndrome hospice hot cross bun sign huffing human diploid cell rabies vaccine human genome human immunodeficiency virus type 1 human immunodeficiency virus type 1, asymptomatic human immunodeficiency virus type 1, false positive human immunodeficiency virus type 1, pathogenesis human immunodeficiency virus type 2 human T-lymphotropic virus type I(HTLV-I) human T-lymphotropic virus type II(HTLV-II) hummingbird sign hung reflex hunger Huntington's chorea Huntington's chorea, genetic counselling Huntington's chorea, late onset Huntington's chorea, misdiagnosis of Huntington's disease, children hydrocephalus hydrocephalus, congenital hydrocephalus, non-communicating(obstructive) hydrocephalus, normal pressure hydrocephalus, normal pressure, etiology hydrocephalus, treatment of hydrogen sulphide hydroxyindole acetic acid 5(5HIAA) hyperactivity hyperammonemic encephalopathy hyperamylasemia hyperbaric oxygen hyperbilirubinemia hyperbilirubinemia, CNS abnormality after hypercalcemia hypercapnia hypereosinophilic syndrome(HES) hyperesthesia hyperhidrosis hyperhomocysteinemia hyperkeratosis hyperosmia hyperosmolality hyperparathyroidism hyperphagia hyperphosphatasia hyperpigmentation of skin hyperreflexia hypersegmented polys hypersomnia hypertension hyperthermia hyperthyroidism hypertonia hypertriglyceridemia hypertrophic intracranial pachymeningitis hyperuricemia hyperventilation hypoalbuminemia hypocalcemia hypocalcemia, causes of hypocomplementemia hypodontia hypofibrinogenemia hypoglycorrhachia hypogonadism hypogonadism, hypogonadotropic hypokalemia hypokalemic periodic paralysis hypomagnesemia hypometric saccades hypomyelination hyponatremia hypoparathyroidism hypoparathyroidism, idiopathic hypophonia hypopigmentation of skin hypopituitarism hyporeflexia hyposmia hypotension, neurologic causes of hypotension, postprandial hypotension, systemic hypothalamus hypothalamus, damage to hypothalamus, neoplasm of hypothermia hypothyroidism hypotonia hypotonia, infants hypoxia hypoxic encephalopathy hysterical gait iatrogenic neurologic disorders ibuprofen idazoxan ideomotor apraxia idiopathic IgG4-related disease imbalance imbalance, postural imipramine immune reconstitution inflammatory syndrome immune-mediated pathogenesis immunocompetent immunodeficiency immunoelectrophoresis, serum immunohistochemistry immunologic disease immunology and the nervous system immunomodulation immunosuppression immunosuppressive agents immunotherapy impotence impulsivity inability to sit up inability to stand on tiptoes inappropriate antidiuretic(A.D.H.)hormone inappropriate antidiuretic(A.D.H.)hormone, CNS involvement with inappropriate behavior inattention inborn errors of metabolism incidence inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, eosinophilic intranuclear inclusion bodies, intracytopasmic inclusion bodies, intranuclear inclusion bodies, location of incontinence, fecal incoordination India industrial neurologic disorders infant, evaluation of infection infectious mononucleosis infectious mononucleosis, neurologic findings with inferior olivary nucleus inferior vermian artery inflexibility, mental influenza A virus influenza B virus infusion pump injection neuropathy insect sting insecticides insomnia insular cortex intellectual deficit intellectual deterioration intelligence quotient interferon alpha interferonopathy internal auditory artery internal auditory artery, occlusion internet internuclear ophthalmoplegia internuclear ophthalmoplegia, bilateral internuclear ophthalmoplegia, bilateral wall-eyed internuclear ophthalmoplegia, unilateral interobserver agreement intestinal biopsy intestinal lymphangiectasia intestinal obstruction intestinal pseudoobstruction intraaortic balloon pump intracerebral hemorrhage intracerebral hemorrhage, bilateral intracerebral hemorrhage, recurrent intracerebral hemorrhage, young adult intracranial hypotension intracranial infection intracranial pressure, increased intranasal medication intrathecal chemotherapy intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intravenous intravenous drug abuse intraventricular hemorrhage intrinsic hand muscles intrinsic hand muscles, wasting of introverted intubation inverse association iodine deficiency iritis iron, brain irritability Isaacs syndrome isoniazid Jackson's syndrome Jakob-Creutzfeldt disease Jakob-Creutzfeldt disease, cerebellar variant Jakob-Creutzfeldt disease, Heidenhain variant Jakob-Creutzfeldt disease, unilateral Jakob-Creutzfeldt disease, variant Jakob-Creutzfeldt disease, young adult Jamaica ginger paralysis jaundice jaw claudication jaw contractures jaw jerk, abnormal jaw pain JC virus jealousy Jewish jocularity joint hypermobility judgement, impaired Kayser-Fleischer ring kelch-like protein 11 antibodies keratitis keratitis, interstitial kernicterus kinesia paradoxica Korsakoff's psychosis Krabbe's disease kuru plaques kyphoscoliosis, neurologic causes of kyphosis labyrinth, disorder of labyrinthitis labyrinthitis, acute lacrimation lactic acidemia lactic dehydrogenase(LDH) lacunar infarction lacunar infarction, differential diagnosis of lacunar state laminectomy laminectomy, cervical laminectomy, lumbar language disorder in adults language disorders in children laryngismus stridulus laser shoes lateral medullary syndrome lateropulsion Latvia laughing laughing, pathologic L-dopa L-dopa methyl ester L-dopa, absorption L-dopa, controlled release L-dopa, delayed treatment in Parkinsonism L-dopa, drug interactions with and side effects of L-dopa, enteral infusion, continuous L-dopa, intravenous L-dopa, liquid L-dopa, plasma concentration L-dopa, potentiators of lead and the nervous system lead poisoning learning disability learning disability, in children left handedness leg atrophy leg dragging leg numbness leg spasms leg spasms, painful leg swelling leg weakness, bilateral leg weakness, unilateral Legionella pneumophilia Legionnaires'disease Leigh's disease lenticular nucleus, lesion of lenticular nucleus, lesion of, bilateral leprosy lergotrile Lesch-Nyhan syndrome lethargy leucine rich glioma inactivated 1 antibodies leucine-rich repeat kinase 2 gene leukemia leukemia, neurologic findings assoc.with leuko-araiosis leukocyte enzyme abnormality leukocyte peroxidase leukocytosis leukodystrophy leukodystrophy, 4H leukoencephalitis, acute necrotizing hemorrhagic leukoencephalopathy leukoencephalopathy, adult onset, sporadic leukoencephalopathy, differential diagnosis leukoencephalopathy, hereditary diffuse leukoencephalopathy, toxic leukopenia levamisole level of consciousness level of consciousness, decreased level of consciousness, fluctuating levitation Lewy body Lewy body disease, diffuse Lhermitte's sign libido, decreased libido, increased lid lid abnormalities lid closure, weakness of life expectancy lightheaded limb ischemia limbic encephalitis limbic system linear lesion lip biopsy lip, biting lipid lowering agent lipid storage disorder of CNS listeria monocytogenes listeriosis, CNS lisuride lithium livedo reticularis liver biopsy liver disease liver function enzymes liver scan liver transplantation lobar atrophy locked-in syndrome locus ceruleus, lesion of logopenia long bone lesion lorazepam lordosis loss of sympathy lovastatin low back pain low back pain, differential diagnosis of lumbar canal, stenosis of lumbar drain lumbar puncture, complications of lumbar puncture, repeated lumbosacral plexopathy lumbosacral plexus lumbosacral plexus, lesion of lumbosacral plexus, neuritis lumbosacral radiculopathy lung biopsy Lyme disease lymph node biopsy lymphadenopathy lymphadenopathy, axillary lymphadenopathy, hilar lymphadenopathy, paraaortic lymphocytic meningoradiculitis lymphoma lymphoma involving CNS lymphoma, primary of CNS lymphomatoid granulomatosis lymphopenia lysosomal storage disease macrocephaly macrognathia maculopathy Madonna facies madopar Maghreb malabsorption malabsorption syndrome malaise malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malformation, vascular, dural malignancy screen malignancy, occult malignant papulosis mammillary bodies manganese intoxication mania manic-depressive marche a petits pas Marchiafava-Bignami disease Marcus Gunn pupil marihuana masked facies mass psychogenic illness mastoiditis McLeod syndrome meclizine medial medullary syndrome median neuropathy mediastinum, lymph-node biopsy mediastinum, mass of mediastinum, widening medical-legal aspects of neurology medication withdrawal medulla oblongata medulla oblongata, infarction of medulla oblongata, lesion of medulla oblongata, neoplasm of medullary streaks Mees lines melanin melanoma, malignant MELAS syndrome Melkersson's syndrome memory memory, defect of recent memory, impairment of Meniere's disease meningeal biopsy meningeal enhancement meningeal enhancement, nodular meningeal gliomatosis meninges meningismus meningitis meningitis, aseptic meningitis, basilar meningitis, candida meningitis, carcinomatous meningitis, children meningitis, chronic meningitis, CSF cell count-normal meningitis, elderly meningitis, fungal meningitis, granulomatous meningitis, late neurologic sequelae in meningitis, lymphomatous meningitis, monocytic meningitis, neurologic aspects and complications of meningitis, neutrophilic meningitis, neutrophilic, persistent meningitis, noninfectious meningitis, pneumococcal meningitis, recurrent meningitis, rheumatoid meningitis, spinal fluid smear and culture-negative meningitis, syphilitic meningitis-encephalitis PCR panel meningoencephalitis meningoencephalitis, amoebic meningoencephalomyelitis meningoencephalopathy meningomyelitis mental retardation mental status, abnormal meperidine merosin MERRF syndrome mesial temporal lobe mesulergine metabolic acidosis metabolic disorder, primary metachromatic leukodystrophy metachromatic leukodystrophy, adult onset metamyelocytes metformin methanol intoxication methcathinone methotrexate methyl benzene methylhydrazine derivatives methylmalonic acid, serum methylmalonic acidemia methylmalonic aciduria methysergide metoclopramide metronidazole MHPG microangiopathy, brain microangiopathy, retina microcephaly micrographia microhemorrhage, intracerebral microinfarcts microsurgery midbrain midbrain, atrophy midbrain, compression midbrain, infarction of midbrain, lesion of middle cerebellar peduncle middle cerebellar peduncle, lesion middle cerebellar peduncle, lesion, bilateral middle cerebral artery, emboli to migraine migraine anxiety related dizziness migraine with aura migraine, children migraine, equivalents migraine, prophylaxis migraine, treatment of migraine, visual symptoms in mild cognitive impairment Millard Gubler syndrome Mills syndrome mimics mindfulness meditation Mini Mental Status Examination miosis mirror writing misdiagnosis missing piece sign mitochondrial disease mitochondrial disease, pathogenesis mitochondrial encephalomyopathy mitochondrial recessive ataxic syndrome mitral valve lesion mitral valve regurgitation MNGIE syndrome mobility mobility aids modafinil molecular genetics monoamine oxidase inhibitors monoamines monoclonal antibodies monoclonal gammopathy mononeuritis multiplex mononeuropathy mononeuropathy chronic inflammatory demyelinating mononeuropathy multiplex mononeuropathy, children mononeuropathy, recurrent monoparesis monoparesis, focal mood change morning glory sign mortality mosquito motion sickness motor cortex motor dysfunction motor neuron disease motor neuron disease, misdiagnosis mountain climbing movement disorder movement disorder, delayed onset movement disorder, drug induced movement disorder, extrapyramidal movement disorder, hyperkinetic movement disorder, psychogenic movement disorder, treatment of moyamoya moyamoya, adult MPTP MRI MRI pattern MRI, abnormal MRI, ADC maps MRI, angiography MRI, angiography, false negative MRI, brachial plexus MRI, CAT scan compared to MRI, contrast enhanced MRI, contrast enhanced, high dose MRI, contrast enhanced, subependymal MRI, cranial nerves MRI, curvilinear peppering enhancement MRI, diffusion tensor MRI, diffusion weighted MRI, disappearing lesion on MRI, emergent MRI, eye of tiger sign MRI, false negative MRI, field strength MRI, field strength, high MRI, FLAIR MRI, flow void, blood MRI, flow void, CSF MRI, functional MRI, gradient-echo MRI, high signal foci on MRI, high signal intensity of basal ganglia MRI, hypointense signal foci on MRI, indications for MRI, knee MRI, lumbosacral plexus MRI, mass effect on MRI, mouse ears MRI, muscle MRI, negative MRI, nodular enhancement MRI, optic nerve MRI, paramagnetic effect MRI, pelvis MRI, perfusion MRI, peripheral nerve MRI, periventricular hyperintensity MRI, punctate pattern MRI, ring sign MRI, serial MRI, skull bone changes MRI, spinal cord MRI, spinal cord, increased intramedullary cord signal MRI, spine MRI, susceptibility weighted MRI, T1 weighted high signal foci MRI, venography MRI, vertebral bone marrow MRI, vessel wall MRI, volumetry MRS mucormycosis multinucleated giant cell multiple myeloma multiple sclerosis multiple sclerosis, diet in multiple sclerosis, differential diagnosis of multiple sclerosis, misdiagnosis multiple sclerosis, treatment of multiple system atrophy Munchausen syndrome muscle atrophy, progressive muscle atrophy, static muscle biopsy muscle cramp muscle hypertrophy muscle hypertrophy, congenital muscle pain muscle spasm muscle spasm, face muscle stiffness muscle strength, testing muscle tenderness muscle twitching muscle wasting, diffuse muscle weakness muscle weakness, proximal muscle weakness, sudden onset of 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, distal, Miyoshi muscular dystrophy, Duchenne muscular dystrophy, facioscapulohumeral muscular dystrophy, LAMA2 muscular dystrophy, limb-girdle mutism myasthenia gravis myasthenia gravis, distal weakness myasthenia gravis, drug induced myasthenia gravis, late-onset myasthenia gravis, limb-girdle myasthenia gravis, misdiagnosis of myasthenia gravis, paraneoplastic myasthenia gravis, presenting manifestations myasthenic syndrome myasthenic syndrome, treatment of mycobacterial infection mycobacterium bovis mycophenolate mycoplasma mycoplasma pneumoniae mycosis fungoides mycotic aneurysm myelin protein zero gene myelinolysis, extrapontine myelitis myelitis, longitudinal myelitis, post infectious myelitis, transverse myelogram myeloma, osteosclerotic myelomalacia myelomeningocele myeloneuropathy myelopathy myelopathy, ascending myelopathy, carcinomatous myelopathy, chronic progressive myelopathy, hepatic myelopathy, tract-specific myelopathy, vacuolar myocarditis myoclonic ataxia myoclonic jerks myoclonus myoclonus, action myoclonus, cortical myoclonus, epilepsy myoclonus, orthostatic myoclonus, segmental myoclonus, sleep myoclonus, stimulus sensitive myoclonus-ataxia syndrome myoedema myoglobinuria myokymia myopathy myopathy, amyloid myopathy, centronuclear myopathy, distal myopathy, distal Laing myopathy, distal, vacuolar myopathy, distal, Welander's myopathy, drug-induced myopathy, focal myopathy, genetic myopathy, hereditary myopathy, inclusion body myopathy, inclusion body with Paget's disease myopathy, inclusion body, hereditary myopathy, metabolic myopathy, mitochondrial myopathy, monomelic myopathy, necrotizing myopathy, necrotizing, autoimmune myopathy, toxic myopathy, vacuolar myopia myorhythmia myositis myositis, acute of childhood myositis, ocular myositis, post infectious myotonic discharges mysoline myxedema, neurologic manifestations of nabilone nabiximols nadolol nanging naproxen narcolepsy nasal septum, perforation of nasal speech Native Americans nausea and vomiting neck extension neck flexion neck pain neck stiffness neck weakness necrotizing granuloma needle induced neuropathy negative nemaline rod myopathy nemaline rod myopathy, adult onset neoplasm, intracranial neoplasm, intracranial, children neoplasm, metastatic to CNS neoplasm, metastatic to lumbosacral plexus neoplasm, posterior fossa neoplasm, primary intracerebral neoplasm, primary intracranial neoplasm, primary of CNS neoplasm, primary of CNS-children neoplasm, primary of CNS-classification neoplasm, primary of CNS-hemorrhage in neoplasm, primary of CNS-metastasizing to subarachnoid space neoplasm, primary of CNS-recurrent neoplasm, primary of CNS-surgical treatment of neoplasm, primary of CNS-survival neoplasm, primary of CNS-treatment of neoplastic angioendotheliosis nephritis nerve biopsy nerve conduction studies nerve conduction studies, motor nerve conduction studies, sensory nerve enlargement nerve growth factor nerve hypertrophy nerve injury nerve root biopsy nerve root enhancement nerve root hypertrophy nerve root, lumbar, lesion of neuritis neuritis, heavy metals causing neuroaxonal dystrophy neuroaxonal dystrophy, infantile neuroaxonal leukodystrophy neuroblastoma neurocutaneous disease neurodegeneration with brain iron accumulation neuroendocrinology neurofibrillary degeneration neurofibromatosis 1 neurofibromatosis 2 neurofibromatosis 2, presymptomatic neurofilament light chain protein neurofilaments neurogenic bladder neuroleptic neuroleptic induced catatonia neuroleptic malignant syndrome neuroleptic sensitivity neuroleptic, atypical neurologic complications neurologic complications of, surgery neurologic complications of, systemic cancer neurologic complications of, systemic disease neurologic consultation neurologic disease neurologic disease, burden 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 practice neurologic signs neurologic symptoms neurologic testing neurologist neurolymphomatosis neuromuscular blockade neuromuscular disease, electrodiagnosis of neuromuscular junction neuromuscular junction, abnormality of neuromyelitis optica (Devic's disease) neuromyelitis optica spectrum disorder neuromyotonia neuron specific enolase neuronal cell surface antigen neuronal ceroid-lipofuscinosis neuronal degeneration neuronal intranuclear inclusion disease neuronal loss neuronopathy neuronopathy, sensory neuronopathy, sensory and motor neurons neuroophthalmology neuropathology neuropathology, brain neuropathy neuropathy, acute neuropathy, amyloid neuropathy, ataxic neuropathy, chronic neuropathy, demyelinating neuropathy, hereditary peripheral neuropathy, hypertrophic neuropathy, immune neuropathy, ischemic neuropathy, ischemic monomelic neuropathy, medication induced neuropathy, motor neuropathy, motor, multifocal neuropathy, multifocal neuropathy, onion bulb neuropathy, painful neuropathy, paraneoplastic neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, sensory neuropathy, small-fiber, painful sensory neuropathy, toxic neuropathy, vasculitic, systemic neuroprotective agents neuroradiology neuroretinitis neurosis neurosyphilis neurotoxic neurotoxicity, acute neurotoxin neurotransmitter neutropenia New England next-generation sequencing NICE guidelines Niemann-Pick disease night blindness night sweats nigrosome 1 nigrostriatal pathway NIH stroke scale nitrogen mustard nitrosourea nitrous oxide NMDA antagonists NMDA receptors nocebo effect nocturia nodular infarction non-dominant hemisphere nonsteroidal anti-inflammatory drug nonverbal norepinephrine nortriptyline Notch3 gene nuclear medicine nucleus basalis of Meynert nucleus pulposus numb clumsy hands syndrome numbness, ascending numbness, extremity numbness, generalized nursing home nutritional deficiency nystagmus nystagmus, direction fixed nystagmus, dissociated nystagmus, gaze-evoked nystagmus, monocular nystagmus, pendular nystagmus, periodic nystagmus, periodic alternating nystagmus, peripheral nystagmus, positional nystagmus, primary position of gaze nystagmus, retractorius nystagmus, rotary nystagmus, spontaneous nystagmus, upbeating on upgaze nystagmus, vertical obesity obsessive-compulsive disorder occipital cortex occipital lobe, lesion of occupational neurologic disorders occupational neuropathies occupational therapy ochronosis octacosanol octreotide ocular dysmetria ocular flutter ocular motility, disorders of ocular myopathy ocular myopathy, differential diagnosis oculocephalic reflex oculogyric crisis oculomasticatory myorhythmia oculovestibular reflex olanzapine old age, neurology of olfactory bulb olfactory cortex olfactory evoked potentials olfactory pathway olfactory sulcus olivary degeneration, hypertrophic onconeural antibodies ondansetron Ondine's curse oopherectomy opened mouth ophthalmoplegia ophthalmoplegia, progressive external ophthalmoplegia, total opisthotonus opportunistic infection opportunistic infection, CNS opsoclonus opsoclonus, differential diagnosis of opsoclonus-myoclonus syndrome optic ataxia optic atrophy optic atrophy, bilateral optic chiasm optic nerve, enhancement optic neuritis optic neuropathy optic neuropathy, bilateral optic neuropathy, toxic optic tract optic tract, lesion of optical coherence tomography optokinetic nystagmus, abnormal oral ulcerations orbit orbit, lesions of orbit, neoplasms of orbit, pseudotumor of orchitis organ transplantation organomegaly ornithine transcarbamylase deficiency orthopnea orthostatic hypotension orthostatic hypotension, idiopathic oscillopsia Osler's nodes osmotic demyelination syndrome osteoarthrosis osteoblastic lesions, causes of osteomalacia osteomyelitis osteomyelitis, spinal osteoporosis Othello syndrome otitis, neurologic complications with otosyphilis ototoxicity outcome research ovarian dysgenesis ovarian tumor ovary, enlarged overlap syndrome owl's eye sign of spinal cord oxidative phosphorylation oxidative phosphorylation defect P300 pacemaker, cardiac-transvenous pachymeningitis, cranial Paget's disease pain pain, abdominal pain, arm pain, back pain, body pain, buttock pain, calf pain, central pain, foot pain, genital pain, hysterical pain, increased response pain, interscapular pain, leg pain, management of chronic pain, mouth pain, neuropathic pain, referred pain, scapula pain, testicular pain, thigh pain, total body palatal myoclonus palate, paralysis palate, paralysis-unilateral palilalia palinopsia palliative care pallidotomy palmar erythema palmomental response pancreatitis pancytopenia pandemic panic attacks PANK2 mutation papaverine papilledema papovavirus paralysis, acute paralysis, acute areflexic paraneoplastic brainstem encephalitis paraneoplastic cerebellar degeneration paraneoplastic ganglionopathy paranoia paraparesis paraparesis, familial spastic paraparesis, familial spastic, classification paraparesis, familial spastic, variants paraparesis, flaccid paraparesis, progressive paraparesis, spastic paraparesis, spastic, tropical paraphasias paraplegia paraplegia, acute paraplegia, in flexion paraplegin paraproteinemia paraquat parasitic infection parasitic infection, CNS parasomnia paraspinal infection paraspinal muscle paraspinal muscle weakness paraspinal swelling parasympathetic nervous system parathyroid adenoma paratrigeminal syndrome parenteral alimentation paresthesias paresthesias, facial paresthesias, feet paresthesias, generalized paresthesias, hands parietal lobe, atrophy parietal lobe, lesion of Parkinson disease Parkinson disease, acute onset Parkinson disease, akinetic form Parkinson disease, arteriosclerotic Parkinson disease, asymmetric onset Parkinson disease, atypical Parkinson disease, axial symptoms Parkinson disease, benign tremulous Parkinson disease, classification Parkinson disease, complications, late Parkinson disease, dementia with Parkinson disease, diagnosis Parkinson disease, diet restricted in protein Parkinson disease, differential diagnosis of Parkinson disease, driving with Parkinson disease, drug holiday Parkinson disease, drug induced Parkinson disease, duration Parkinson disease, dystonia with Parkinson disease, early symptoms Parkinson disease, etiology of Parkinson disease, exacerbation Parkinson disease, familial Parkinson disease, fluctuations in Parkinson disease, freezing phenomena in Parkinson disease, hemiparesis in Parkinson disease, heterogeneity of Parkinson disease, incidence Parkinson disease, intractable Parkinson disease, juvenile Parkinson disease, late onset Parkinson disease, L-dopa nonresponsive Parkinson disease, misdiagnosis Parkinson disease, mode of onset Parkinson disease, motor neuron disease with Parkinson disease, nonmotor problems of Parkinson disease, on-off phenomena in Parkinson disease, pathogenesis of Parkinson disease, postencephalitic Parkinson disease, presymptomatic detection Parkinson disease, prognosis of Parkinson disease, progression Parkinson disease, psychogenic Parkinson disease, racial prevalence Parkinson disease, rapid onset Parkinson disease, rapid progression Parkinson disease, self-assessment Parkinson disease, sensory symptoms in Parkinson disease, subtypes Parkinson disease, surgical treatment of Parkinson disease, transient Parkinson disease, treatment of Parkinson disease, tremor, absence of Parkinson disease, unilateral Parkinson disease, unmasked Parkinson disease, wearing off Parkinson disease, young onset Parkinsonism hyperpyrexia syndrome Parkinsonism multiple-system atrophy Parkinsonism plus syndrome Parkinsonism syndrome Parkinsonism, freezing phenomena in Parkinsonism-dementia complex parotid gland neoplasm paroxetine paroxysmal hemiplegia paroxysmal neurologic deficits paroxysmal nonkinesigenic dyskinesia parsidol PAS positive PAS positive material in the brain past pointing pathologic gambling pathologic reflex pathology patient information and support peduncular hallucinosis Pelizaeus Merzbacher pelvic mass penguin silhouette sign penicillamine penicillin peptides, brain perceptual-motor dysfunction pergolide periaqueductal lesion periarteritis nodosa pericardial effusion pericarditis perifollicular hemorrhage perineum, numbness of perineurioma periodic paralysis periodic paralysis, thyrotoxic perioral numbness peripheral blood smear peripheral blood smear, abnormal peripheral nerve, lesion of peripheral pulse, absent perivascular enhancement perivascular inflammation pernicious anemia peroneal muscle atrophy, causes of peroneal nerve peroneal nerve palsy peroneal nerve palsy, bilateral peroneal nerve, lesion of peroxisomal disease perphenazine Perrault syndrome perseveration Persistent postural-perceptual dizziness persistent vegetative state personality change personality disorder pes cavus petechiae phakomatoses phenothiazine phenothiazine, dyskinesia associated with phenylketonuria pheochromocytoma phlebotomy PHNO PHNO, enteral infusion, continuous PHNO, intravenous photophobia physical activity physical therapy phytanic acid Pick bodies picking at skin Pick's disease pigmentary retinopathy piperazine Pisa syndrome pitfalls pituitary stalk pituitary stalk, lesion of pituitary, lesion of placebo placebo effect plasma R binder deficiency plasmacytoma plasmacytoma of brain plasmapheresis platelet inhibiting drugs pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic pleural effusion pleural fibrosis pleurisy pneumoencephalogram(PEG) pneumonia POEMS syndrome poison, mercury poison, neurologic problems with poison, organophosphate POLG1 gene poliomyelitis poliosis POLR3B polycythemia, primary polycythemia, secondary polydipsia polyglucosan body polyglucosan body disease polymerase chain reaction polymerase chain reaction, false negative polymyalgia rheumatica polymyositis polyneuropathy polyneuropathy, chronic inflammatory demyelinating polyneuropathy, chronic inflammatory demyelinating, childhood polyneuropathy, familial polyneuropathy, lymphomatous polyneuropathy, uremic polyradiculoneuropathy polysomnogram polyuria Pompe's disease of glycogen storage pons, atrophy pons, infarction of pons, lesion of pontine glioma pontocerebellar atrophy Poretti-Boltshauser syndrome portal caval shunt position sensation position sensation, abnormal positional head-hanging test positive sharp waves post concussive syndrome post infectious cerebellar ataxia post transplant lymphoproliferative disease posterior cerebral artery posterior cerebral artery embolism posterior cerebral artery territory infarction posterior circulation stroke posterior column disease posterior cortical atrophy posterior fossa posterior fossa, differential diagnosis of lesions of posterior fossa, lesion of posterior fossa, mass of posterior inferior cerebellar artery occlusion posterior inferior cerebellar artery syndrome posterior leukoencephalopathy syndrome postinfectious postoperative neurologic complications postpartum posttraumatic postural abnormality posturography potassium potassium channel antibodies practice guidelines Prader-Labhart-Willi syndrome pramipexole pramipexole, extended release precipitating factors preclinical pregnancy, neurologic complications in premarin prenatal diagnosis by amniocentesis pretectal syndrome prevention of neurologic disorders primary CNS histiocytic sarcoma primary episodic ataxia primary familial brain calcification primary intracranial hypotension primary lateral sclerosis prion disease prion protein gene prisoners of war, neurologic complications in PRKN gene probenecid test in Parkinsonism procainamide procarbazine procyclidine progeria prognathism prognosis progranulin progressive ataxia and palatal tremor progressive infantile poliodystrophy progressive multifocal leucoencephalopathy progressive myoclonic epilepsy progressive neurologic disorder progressive supranuclear palsy progressive supranuclear palsy, natural history prolactin, elevated promethazine propafenone propranolol proprioception proprioception, abnormal proptosis proptosis, unilateral ProSavin protease inhibitor, HIV-1 protein 14-3-3, cerebrospinal fluid protein 14-3-3, cerebrospinal fluid, false negative proteinopathy proteinuria proton pump inhibitors protozoan infection proximal muscle atrophy pruritus pseudoathetosis pseudobulbar palsy pseudohypertrophy pseudohypoparathyroidism pseudoxanthoma elasticum psoriatic arthritis psychiatric disorder psychiatric problems in neurologic disorders psychological testing psychological testing, children psychological testing, neurologic problems psychomotor retardation psychosis psychosis, acute psychosis, childhood psychosomatic disease psychotic behavior ptosis ptosis, bilateral ptosis, unilateral puberty puberty, delayed pull test pulmonary embolism pulmonary function tests pulmonary hypertension pulmonary infection pulmonary infiltrates pulmonary nodules pulvinar sign punch-drunk syndrome punding pupil pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated, bilateral pupil, light reflex, abnormal pure akinesia pure autonomic failure pure motor hemiplegia pure sensory stroke Purkinje cell purkinje cell cytoplastic autoantibody pursuit eye movements pursuit eye movements, abnormal putamen, lesion of putamen, lesion of, bilateral pyramidal pyramidal tract pyramidal tract dysfunction pyridoxine pyridoxine deficiency pyruvate metabolism, abnormality of Q fever quadrantanopsia, homonymous quadrantanopsia, superior quadriceps atrophy quadrigeminal plate quadriparesis quadriparesis, acute quadriparesis, progressive quadriplegia quadriplegia, transient quality of care quality of life quetiapine quinine Rabbit syndrome radial nerve, palsy of radiation hypersensitivity radiation induced neoplasm radiation necrosis radiation therapy, CNS treatment and complications with radiation therapy, stereotactic radiation therapy, sterotactic, complications radicular pain radiculitis radiculopathy radiotracer imaging ragged-red fibers Ramsay Hunt syndrome Rankin score raphe nuclei rapid onset dystonia parkinsonism rapidly fatal neurologic illness rapidly progressing neurologic illness rasagiline rash rash, hand Raynaud's phenomenon reaction time reading disorder, acquired reading problem, causes of real-time quaking-induced conversion rectal sphincter tone, decreased recurrent red eye Red flags red nucleus, involvement of reflex sympathetic dystrophy reflex, cutaneous reflex, loss of Refsum's disease regional cerebral blood flow regional enteritis rehabilitation for neurologic disorders relapsing polychondritis release phenomena REM sleep REM sleep behavior disorder remote effect of cancer on the nervous system renal biopsy renal cell carcinoma renal failure renal stones renal transplantation renal tubular acidosis repetition, impaired repetitive nerve stimulation research reserpine and reserpine like drugs reserpine treatment in movement disorder respirations in CNS disease respirator respiratory dyskinesias respiratory failure respiratory tract infection restiform body restless genital syndrome restless leg syndrome reticulum cell sarcoma retina, abnormal retinal artery occlusion retinal branch artery occlusion retinal degeneration retinal detachment retinal hemangioma retinal infarction retinitis pigmentosa retinopathy retrocollis retroperitoneal fibrosis retroperitoneal mass retropulsion Rett's syndrome reverse straight leg raising test reversible cerebral vasoconstrictive syndromes reversible neurologic disorder review article RFC1 gene rhabdomyolysis rheumatic fever rheumatic heart disease rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid vasculitis rhinorrhea rhomboencephalopathy riboflavin riboflavin transporter deficiency rickets rickettsial organism rigidity rigidity, axial Riley-Day syndrome riluzole risk factors risk-benefit assessment risperidone risus sardonicus ritalin ritonavir rituximab rivastigmine rocking Rocky Mountain spotted fever rodents Romberg's sign root lesion, nerve rooting reflex ropinirole ropinirole, prolonged release rosacea Rosenthal fibers Roth spots rotigotine Roussy Levy syndrome rubella encephalitis rubella encephalitis, progressive rubella syndrome rubella virus running Russia Sabin-Feldman dye test saccadic eye movements saccadic eye movements, abnormal sacral sparing safety sagging of the brain salivation, excessive salt and pepper in eye Samoa sarcoidosis sarcoidosis, CNS sarcoma Saudi Arabia scannig speech Schilder's disease Schirmer test schizophrenia Schmidt syndrome sciatic neuropathy sciatica scissors gait sclerae, hyperpigmented scleritis scleroderma scleroderma, neurologic involvement with sclerosis, bone scoliosis scoliosis, neurologic association with scooters scopolamine scotoma scotomata, scintillating screaming screening scuba diving scurvy sea-blue histiocytes season seborrheic dermatitis sedation sedimentation rate sedimentation rate, elevated seizure seizure, adult onset seizure, children seizure, elderly seizure, focal seizure, hysterical seizure, neonatal seizure, psychomotor-temporal lobe seizure, pyridoxine dependent seizure, treatment of seizure, treatment of, first selective serotonin reuptake inhibitors seminoma senile plaques sensorimotor stroke sensorineural hearing loss sensory ganglia sensory ganglia, abnormal sensory level sensory loss sensory loss, asymmetric sensory loss, band distribution sensory loss, cortical sensory loss, crossed pattern sensory loss, cutaneous sensory loss, leg sensory loss, patchy sensory nerve action potentials sensory polyneuropathy sensory tricks sequencing difficulty seroconversion serologic testing serologic testing of cerebrospinal fluid serotonin serotonin antagonist serotonin norepinephrine reuptake inhibitors serotonin syndrome sertraline serum alanine aminotransferase serum glutamic oxaloacetic transaminase severe acute respiratory syndrome sex reassignment surgery sexual behavior, disorder of sexual dysfunction in neurologic disease sham surgery shooting pain short stature short steps shortening reaction shoulder tap test shoulder, elevation shoulder, frozen shoulder, pain in shoulder-girdle wasting shunt procedure, lumboperitoneal shunt procedure, lumboperitoneal-complications of shunt procedure, ventricular shunt procedure, ventricular-complications of shunt procedure, ventriculo-atrial shunt procedure, ventriculo-peritoneal Shy-Drager syndrome sickle cell disease sildenafil silver toxicity simultanagnosia simvastatin sinemet singing single photon emission computed tomography single-fiber electromyography sinuses, diseases of sinusitis Sjogren's syndrome Sjogren's syndrome, neurologic manifestations of skew deviation skin, biopsy skin, cherry-red skin, darkening of skin, discoloration skin, lesions in neurologic disorders skin, pale skull bone, thickening skull x-ray skull x-ray, abnormal sleep sleep apnea sleep apnea, obstructive sleep pathology and physiology sleeping sickness slit lamp examination sloped shoulders slow virus infection of CNS slurred speech small vessel disease small vessel disease, cerebral small-bowel bypass smell Smell Identification Test smiling SNCA duplication sneeze snoring snout reflex sodium valproate sodium valproate, toxicity sodium-glucoe cotransporter-2 inhibitors solitary scerlosis solvent somatosensory evoked potentials somnolence spaceflight spartin spasmophilia spastic ataxia spastic diplegia spastic dysphonia spastic paraplegia, type 11 spastic paraplegia, type 7 spasticity spasticity, treatment of spastin spatial orientation speech disorder speech disorder, childhood speech disorder, non aphasic speech therapy speech, delayed development of speech, loss of speech, slowed speech, soft spinal cord spinal cord transplantation spinal cord, biopsy spinal cord, blood supply of spinal cord, cervical spinal cord, compression of spinal cord, dorsal subpial enhancement spinal cord, embolism of spinal cord, enlargement spinal cord, extramedullary cyst of spinal cord, infarction of spinal cord, injury of spinal cord, injury, sexual dysfunction in spinal cord, intramedullary cyst of spinal cord, ischemic lesion of spinal cord, lesion of spinal cord, metastasis to spinal cord, metastasis to, treatment of spinal cord, neoplasm spinal cord, neoplasm, intramedullary spinal cord, vascular disorders Affecting spinal cord, vascular malformation of spinal muscular atrophy spinal muscular atrophy, adult onset spinal muscular atrophy, intermediate form spinal stenosis spinal stenosis, cervical canal spinal xanthomatosis spine, infection of spine, metastasis to spinocerebellar ataxia spinocerebellar ataxia type 1 spinocerebellar ataxia type 12 spinocerebellar ataxia type 2 spinocerebellar ataxia type 28 spinocerebellar ataxia type 3/Machado Joseph disease spinocerebellar ataxia type 6 spinocerebellar ataxia type 7 spinocerebellar degeneration splenium of corpus callosum splenomegaly splinter hemorrhages spondylolysis spongy degeneration of brain spontaneous remission sports medicine, neurology of square wave jerks squatting squirrels stage-fright staggering Stalevo standing difficulty stapedius reflex staphylococcal protein A column therapy stare start hesitation startle myoclonus startle reaction statin therapy status epilepticus status tetanicus steatorrhea stem cell rescue stem cell transplantation steppage gait stereotaxic surgery stereotyped behavior stereotypy steroid steroid injection steroid psychosis steroid therapy, CNS treatment and complications with stiff legs stiff limb syndrome stiff man syndrome stillbirth stimulant drugs stimulation, deep brain stimulation, deep brain, bilateral stimulation, sensory stimulation, thalamic stooped posture storage disease of CNS strabismus straight sinus strain, back streptomycin stress, emotional striatal encephalitis striatonigral degeneration striatonigral degeneration, infantile striatum, lesion of striatum, lesion of, bilateral stridor striopallidodentate calcifications, familial idiopathic strokelike episodes stuporous stuttering stuttering following CVA subacute sclerosing panencephalitis(S.S.P.E.)Dawson's disease subarachnoid hemorrhage subarachnoid hemorrhage, treatment of subclavian steal syndrome, causes of subcortical U fibers subcutaneous nodules subdural effusion subdural hematoma subdural hematoma, acute subdural hygroma suboccipital decompression substantia nigra substantia nigra tissue subthalamic nucleus subthalamic nucleus deep brain stimulation suck reflex suck, poor sudden death suicide sulindac summer superficial peroneal nerve superior cerebellar artery infarction superior cerebellar artery syndrome superior cerebellar peduncle superior colliculus suprasellar lesion supratentorial lymphocytic inflam parenchy perivasc enhanc responsive to steroids survival motor neuron gene Susac's syndrome suspended sensory loss swallow evaluation swallow tail sign swallowing swayback sweating sweating, abnormality of Sweet's syndrome swimming symmetric brain lesions sympathetic nervous system symptomatic syncope syndrome of the sinking skin flap synovitis synucleinopathy syphilis, diagnosis and treatment syphilis, meningomyelitis syphilis, neurologic complications with syphilis, ocular syringomyelia systemic illness systemic lupus erythematosus systemic lupus erythematosus, neurologic complications with tabes dorsalis tachycardia Tai chi tandem gait, ataxic tardive dyskinesia tardive dyskinesia, treatment of tardive dystonia tasikinesia taste tau protein tauopathy tectal glioma teeth, abnormal teeth, number of in infants teeth, wide-spaced telangiectases teleconsulting telemedicine teleneurology temper tantrums temporal artery, biopsy temporal lobe, atrophy temporal lobe, lesion temporal lobe, lesion, bilateral temporalis muscle wasting tenderness tendon, enlarged tensilon test teratoma teratoma, ovarian testicular biopsy testosterone, serum, low tetanus tetanus toxoid tetany tetany, latent tetany, normocalcemic tetrabenazine tetrahydrobiopterin thalamic tumors thalamic tumors, bilateral thalamotomy thalamus thalamus, focused ultrasound ablation thalamus, infarction of thalamus, infarction, bilateral thalamus, lesion of thalamus, lesion 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