A disorder that is characterized by one or more major depressive episodes but no manic episodes. Depressive episodes are characterized by loss of interest or pleasure in all or almost all usual activities and pastimes, appetite disturbance, change in weight, sleep disturbance, psychomotor agitation or retardation, decreased energy, feelings of worthlessness or guilt, difficulty concentrating or thinking and thoughts of death or suicide or suicide attempts.
Taxonomy Code: YF-500.505-50
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