What Is a Decidual Cast?
Table of ContentsView AllTable of ContentsStructureSymptomsCausesDiagnosisLong-Term Complications Table of ContentsView All View All Table of Contents Structure Symptoms Causes Diagnosis Long-Term Complications A decidual cast, known medically as membranous dysmenorrhea, is a rare phenomenon in which the lining of the uterus is expelled from the body in one large piece instead of the typically small pieces passed during a menstrual period. The large collection of tissue, blood, and mucus remains the same shape as theuterus....