Cerebral blood flow and metabolism in affective disorders

The relevance to psychiatry of recent advances in functional imaging.

“…For example some studies have found reduced activity in the frontal cortex of both depressed and schizophrenic patients whereas others have failed to replicate this finding. [2][3][4] There are several reasons for these discrepant results. First, neither schizophrenia nor affective illness is a unitary disorder.…”