somatization disorder [Gk, soma + izein, to cause] , a psychiatric disorder characterized by recurrent multiple physical complaints and symptoms for which there is no organic cause. The condition typically begins in adolescence or in the early adult years and is less common in men. The symptoms vary according to the individual and the underlying emotional conflict. Some common symptoms are GI dysfunction, paralysis, temporary blindness, cardiopulmonary distress, painful or irregular menstruation, sexual indifference, and pain during intercourse. Hypochondriasis may develop if the condition is untreated. Also called Briquet’s syndrome. See also conversion disorder.