mixed episode

episode /ep·i·sode/ (ep´ĭ-sōd) a noteworthy happening occurring in the course of a continuous series of events.

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hypomanic episode  a period of elevated, expansive, or irritable mood resembling a manic episode but less severe.

major depressive episode  a period marked by depressed mood or loss of interest or pleasure in virtually all activities, associated with some combination of: altered weight, appetite, or sleep patterns, psychomotor agitation or retardation, difficulty in thinking or concentration, fatigue, feelings of worthlessness and hopelessness, and thoughts of death and suicide.

manic episode  a period of predominant mood elevation, expansiveness, or irritation together with some combination of inflated self-esteem or grandiosity, decreased need of sleep, talkativeness, flight of ideas, distractibility, hyperactivity, hypersexuality, and recklessness.

mixed episode  a period during which the symptoms of both a major depressive episode and of a manic episode occur nearly every day, with rapidly alternating moods.

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mixed episode

Psychiatry A period of ≥ 1 wk in which criteria for manic and depressive episodes are met on nearly every day, with abrupt mood swings from sadness, irritability, euphoria Clinical Agitation, insomnia, appetite dysregulation, psychotic features and suicidal ideation; MEs are of sufficient severity to cause impairment of social and occupational function and/or require hospitalization. See Bipolar disorder.