J Korean Neurol Assoc.
1990 Dec;8(2):401-405.
A Case with the Alien Hand Sign
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- 1Department of Neurology, Soonchunhang University, Korea.
Abstract
- We report a 60 year-old right-handed woman with left anterior cerebral artery territory infarction who showed the alien hand sign. The patient exhibited a severe disturbance of the right arm motor control characterized by forced grasping. Motor perseveration. And the presence of intermanual conflict that at times the right hand interfered with tasks performed by the left hand. Also, features of a transcortical motor aphasia signs of callosal interruption, urinary incontinence, and weakness of right leg were noted. MRI showed high signal areas in the left medial frontal cortex and anterior corpus callosum.
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