Kleist sign

Kleist sign

(klīst)
[Karl Kleist, Ger. physician, 1879–1960]
Involuntary grasping of an examining hand by a patient with frontal lobe disease or damage to the thalamus.

Kleist,

Karl, German. German neurologist, 1879–.
Kleist apraxia - inability to draw or write or construct two- and three-dimensional figures using matchsticks. Synonym(s): Mayer-Gross apraxia
Kleist sign - when gently raised by examiner, patient's fingers hook into examiner's fingers; indicative of thalamic and frontal lesions.
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