Premenstrual dysphoric disorder:An unusually severe form ofpremenstrual syndromecharacterized by drastic mood swings, anger, depression, irritability, tension, sleep and appetite changes, fatigue, and physical problems such as pain or bloating. AbbreviatedPMDD. Symptoms generally begin the week beforemenstruationand end a few days after menstruation has begun. Treatment can involve the use ofantidepressantmedications of theSSRI(selective serotonin reuptake inhibitor) type.
