<unk>  <unk>  is a general term used to describe decreased mental function due to a medical disease, other than a psychiatric illness. It is often used synonymously (but incorrectly) with dementia.
Organic brain syndrome
Diencephalic syndrome
Acquired brain injury
Traumatic brain injury
Anoxic brain injury
Chiasmal Syndrome
Acute disseminated encephalomyelitis
Brain stem death