adiadochokinesia

adiadochokinesia

 [ah-di″ah-do″ko-kĭ-ne´zhah]

inability to perform fine, rapidly repeated, coordinated movements.

Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

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.

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

adiadochokinesia

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

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

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]

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

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.

Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005