An inability to coordinate muscle activity during voluntary movement, so that smooth movements occur. Most often due to disorders of the cerebellum or the posterior columns of the spinal cord; may involve the limbs, head, or trunk. Syn: ataxy, incoordination.


[G. a-prov. + taxis, order]

acute ataxia


bovine congenital ataxia

Briquet’s ataxia

Bruns ataxia

ataxia of calves

cerebellar ataxia

chronic ataxia

ataxia cordis

enzootic ataxia

equine spinal ataxia

Friedreich’s ataxia

hereditary ataxia

hereditary cerebellar ataxia

hereditary spinal ataxia

hysterical ataxia

kinetic ataxia

ataxia of lambs

Leyden’s ataxia

locomotor ataxia

Marie’s ataxia

moral ataxia

motor ataxia

optic ataxia

respiratory ataxia

sensory ataxia

spinal ataxia

spinocerebellar ataxia

static ataxia

ataxia telangiectasia

vasomotor ataxia

vestibulocerebellar ataxia