adiadochokinesis

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adiadochokinesis

[ə‚dē·ə‚dō·kō·kə′nē·səs]
(medicine)
A type of motor incoordination associated with cerebellar damage in which repetitive movements controlled by antagonistic muscles cannot be performed without severe muscular incoordination.
References in periodicals archive ?
A neurologic examination of the proband indicated normal mental status, dysarthria, nystagmus, no gag reflex, finger-to-nose test (+), heel-knee-tibia test (+), adiadochokinesia, Romberg sign (−), without pyramidal or extrapyramidal signs and a normal sensory system.
The signs and symptoms frequently include action tremor with absence or low level of resting tremor, hypertonia, and adiadochokinesia.
He also explained difficulties in performing rapid alternating movements, which he termed adiadochokinesia (1902).