ICD 10 diagnosis requires:
At least 2 episodes of significantly depressed or elevated mood
At least 1 of the episodes must have been Manic, Hypomanic or Mixed
mania = 1 week of elated mood + overactivity, resulting in severe disruption of normal activities
hypomania = “several days” of elevated mood and overactivity, resulting in some disruption
mixed episode = mixture or rapidly alternating manic, hypomanic & depressive symptoms