Dysdiadochokinesia

Diadochokinesia (Greek διαδέχομαι " peel off, follow " and κινεῖν "move" ) refers to the ability to rapidly successive movements, such as the inward and outward rotation of the forearm ( pronation and supination ), as required, for example when changing a light bulb is repeatedly execute. If this ability is called a Adiadochokinese, at a sole slowness of movement of a Bradydiadochokinese. The movement of the speed of execution also largely restricted, this is referred to as dysdiadochokinesia.

Such movement restrictions among the ataxias. They occur as symptoms of diseases of the brain regions that control the fine motor skills, for example, as an effect of a stroke, Parkinson's syndromes ( especially the Bradydiadochokinese ) or cerebellar disease.