Conservative and surgical treatment of abnormal placentation: report of five cases and review of the literature.

Abnormal placentation is a serious complication of pregnancy. The disorder is also associated with significant maternal morbidity. Abnormal placentation, comprised of placenta accreta, increta, and percreta, is a leading cause of postpartum hemorrhage and indication for gravid hysterectomy. We present five cases of successful conservative and surgical management of abnormal placentation managed at our institution, together with a review of the literature.