Definition: A disorder characterized by two or more episodes in
which the patient's mood and activity levels are significantly disturbed, this disturbance consisting on s
ome occasions of an elevation of mood and increased energy and activity (hypomania or mania)
and on others of a lowering of mood and decreased energy and activity (depression). Repeated episodes of hypomania or mania only are classified as bipolar. | manic-depressi
...[+++]ve:illness | psychosis | reaction