n. impaired coordination due to disorders of the cerebellum or its connections within the brainstem. In the *finger–nose test, the patient’s finger over- or undershoots or passes the target because of failure to control the movement accurately.
n. (in neurology) an impairment in the performance of precise movements. These are dependent upon the normal function of the whole nervous system, and incoordination may result from a disorder in any part of it, especially the *cerebellum. See apraxia; ataxia; dysmetria.... incoordination
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