Crossed cerebellar atrophy. A case report.

Crossed cerebellar atrophy is an uncommon sequelae of contralateral cerebral hemispheric lesion. This condition has been described in patients with supratentorial infarct, tumor, arteriovenous malformation and hemorrhage. Crossed cerebellar atrophy possibly occurs due to interruption of the corticopontocerebellar pathway at supratentorial level.