RUPTURE RUDIMENTARY HORN PREGNANCY AT 31WEEK.

Rudimentary horn could be a rare congenital uterine anomalies result from incomplete fusion of the twe Müllerian ducts throughout embryo-genesis. Pregnancy in an exceedingly rudimentary horn is rare and typically terminates in rupture throughout the late of 1st or 2nd trimester of pregnancy. we tend to present a rare case of a gravida within the trimester (31 weeks) presented complain of abdominal pain, nausea and vomit for three days. On presentation, the patient was pale and irritable. Ultrasound scan showed fetus at (30 weeks) with cardiac activity. CTG reactive. Incision showed horned uterus with pregnancy in rudimentary left horn that was ruptured. Alive fetus was delivered. The rudimentary left horn was excised. The patient was recommendation to not get pregnant for 3 years, when one year patient came to hospital in active labor at (37 weeks). This case emphasizes the importance of fine antepartum care to avoid morbidity and mortality.