Alien hand syndrome
What is the alien hand syndrome , where is the lesion that produces it, and what is the vascular territory of lesions that can produce it?
With this syndrome, an individual’s nonparalyzed hand appears to carry out activities that cannot be controlled by the individual.
It can include behaviors like inappropriate grasping, taking off one’s glasses, and throwing off one’s covers.
It is a disconnection syndrome caused by damage to the corpus callosum that can be seen with occlusion of the anterior cerebral artery.
It can also be observed in corticobasal degeneration.
