what is placental ab
Placenta abruptio is a pregnancy problem in which the placenta separates too early from the wall of the uterus. The placenta is a round, flat organ that forms during pregnancy.It gives the baby food and oxygen from the mother.1  In a normal pregnancy, the placenta stays firmly attached to the inside wall of the uterus until after the baby is born. 2  In placenta abruptio, the placenta breaks away (abrupts) from the wall of the uterus too early, before the baby is born.lacenta abruptio is a pregnancy problem in which the placenta separates too early from the wall of the uterus. The placenta is a round, flat organ that forms during pregnancy.