| http://www.w3.org/ns/prov#value | - Posterior cortical atrophy (PCA), also called Benson's syndrome, is a form of dementia which is usually considered an atypical variant of Alzheimer's disease.[1] The disease causes atrophy of the back (posterior) part of the cerebral cortex, resulting in the progressive disruption of complex visual processing.[2] PCA was first described by D. Frank Benson in 1988.[3][4]
|