adiadochokinesia


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adiadochokinesia

 [ah-di″ah-do″ko-kĭ-ne´zhah]
inability to perform fine, rapidly repeated, coordinated movements.

Adiadochokinesis

An impairment of the force and rhythm of voluntarily performed rapid alternating movements of one or more extremities, which occurs in cerebellar disease, and may be detected during a neurologic exam.

adiadochokinesia

Neurology Inability to perform rapid alternating movements of one or more extremity

a·di·ad·o·cho·ki·ne·sis

(ă-dī'ă-dō-kō-kin-ē'sis)
Inability to perform rapid alternating movements, a sign of cerebellar dysfunction.
Compare: diadochokinesia
Synonym(s): adiadochokinesia.
[G. a- priv. + diadochos, successive, + kinēsis, movement]

adiadochokinesia

The inability to perform alternating movements, such as rotating a closed fist, at a reasonably rapid rate. Adiadochokinesia is a sign of cerebellar malfunction. A lesser degree of such inability is called dysdiadochokinesia. See also CEREBELLAR ATAXIA.
References in periodicals archive ?
Finger-to-nose, adiadochokinesia, and Trendelenburg tests were all abnormal to a moderate degree on the right.
However, the adiadochokinesia movement pattern and finger-to-nose is performed with markedly improved strength and symmetry.