Cerebellar Ataxia (definition)

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Cerebellar Ataxia

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Definition: Incoordination of voluntary movements that occur as a manifestation of CEREBELLAR DISEASES. Characteristic features include a tendency for limb movements to overshoot or undershoot a target (dysmetria), a tremor that occurs during attempted movements (intention TREMOR), impaired force and rhythm of diadochokinesis (rapidly alternating movements), and GAIT ATAXIA. (From Adams et al., Principles of Neurology, 6th ed, p90)

DENTATE CEREBELLAR ATAXIA see MYOCLONIC CEREBELLAR DYSSYNERGIA is also available; ATAXIAS, HEREDITARY see SPINOCEREBELLAR DEGENERATION is also available
Examples Spinocerebellar Ataxias

Other names Dysmetria; Cerebellar Dysmetria; Ataxia, Cerebellar; Adiadochokinesis; Incoordinations, Cerebellar; Incoordination, Cerebellar; Hypermetrias; Hemiataxias, Cerebellar; Hemiataxia, Cerebellar; Dysmetrias, Cerebellar; Dysmetrias; Dysmetria, Cerebellar; Cerebellar Incoordinations; Cerebellar Hemiataxias; Cerebellar Dysmetrias; Cerebellar Ataxias; Ataxias, Cerebellar; Adiadochokineses; Hypermetria; Cerebellar Incoordination

Substance	Categories	Source
Dementia, familial Danish	Cataract Cerebellar Ataxia Deafness Dementia.
Furukawa Takagi Nakao syndrome	Cerebellar Ataxia Diabetes Mellitus Muscular Atrophy Retinitis Pigmentosa.
Herrmann syndrome	Cerebellar Ataxia Deafness Diabetes Mellitus Diabetic Neuropathies Kidney Diseases Myoclonus.
Hemiplegic migraine, familial type 1	Cerebellar Ataxia Migraine Disorders.
Neuhauser Eichner Opitz syndrome	Basal Ganglia Diseases Cerebellar Ataxia.	Am J Med Genet. 1983;15(1):127-33
Aniridia cerebellar ataxia mental deficiency	Cerebellar Ataxia Intellectual Disability *Aniridia.
Marinesco-Sjogren-like syndrome (MSLS)	Cataract/congenital Cerebellar Ataxia Intellectual Disability Muscular Diseases.
Harding ataxia	*Cerebellar Ataxia/congenital.
Erythrokeratodermia ataxia	Cerebellar Ataxia Keratosis.
Mainzer-Saldino Disease	Cerebellar Ataxia Retinitis Pigmentosa.
Ataxia-deafness syndrome	Cerebellar Ataxia Hearing Loss, Bilateral/congenital *Genetic Diseases, X-Linked.
Cerebellar hypoplasia with endosteal sclerosis	Cerebellar Ataxia Osteosclerosis.
CAPOS syndrome	Cerebellar Ataxia Foot Deformities, Congenital Hearing Loss, Sensorineural Optic Atrophy *Reflex, Abnormal.
Cerebellar ataxia ectodermal dysplasia	Cerebellar Ataxia Ectodermal Dysplasia.
Cacna1a protein, mouse	Calcium Channels, P-Type Calcium Channels, Q-Type Cerebellar Ataxia Migraine with Aura.
Cacna1a protein, rat	*Calcium Channels Cerebellar Ataxia Migraine with Aura.
CACNA1A protein, human	*Calcium Channels Cerebellar Ataxia Migraine with Aura.	Ann Neurol 1997 Dec;42(6):879-84; Mamm Genome 1997 Feb;8(2):113-20

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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