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alien limb syndrome
alien limb syndrome Alien limb syndrome is a form of apraxia in which an affected arm or leg makes involuntary, seemingly purposeful movements that the person experiences as if controlled by an external force.
Alien limb syndrome is a form of apraxia in which an affected arm or leg makes involuntary, seemingly purposeful movements that the person experiences as if controlled by an external force. The affected limb may interfere with the actions of the unaffected limb, and it is associated with lesions in the corpus callosum or medial frontal cortex from causes such as stroke, infarction, or neurodegenerative disease.