Posterior cortical atrophy (Benson's syndrome) is a rare condition that is considered a variation of Alzheimer's disease. It ...

and praxis are briefly reviewed as background to the focal cortical atrophy syndromes, including primary progressive aphasia (PPA), posterior cortical atrophy (PCA), and corticobasal degeneration ...

A study illustrates that posterior cortical atrophy (PCA), usually not immediately associated with the syndrome, crops up in a tenth of Alzheimer's sufferers. PCA manifests through an array of ...