Ectopic pregnancy in the old cesarean scar is a dangerous pregnancy complication that can lead to uterine rupture and massive bleeding, even death for the mother. The increasing rate of cesarean section is the leading cause of the increase in the rate of ectopic pregnancy in the cesarean scar.

Implantation of the fetus into the old cesarean section scar is a rare obstetric condition. The fetus cannot be kept in the old cesarean section scar because the larger the fetus, the higher the risk of uterine rupture, even affecting the mother's life. Therefore, early detection and treatment help prevent serious complications.