Eureka is a city in McPherson County, South Dakota, United States. The population was 868 at the 2010 census. Eureka is located at 45Â°46â²9â³N 99Â°37â²19â³W / 45.76917Â°N 99.62194Â°W / 45.76917; -99.62194 (45.769069, -99.621953).
Placental abruption (also known as abruptio placentae) is a complication of pregnancy, wherein the placental lining has separated from the uterus of the mother prior to delivery.
The placenta is normally implanted into the wall of the uterus where there are many blood vessels that supply the baby with oxygen and nutrients. With placental abruption, the placenta becomes detatched from the uterus, and bleeding may occur. The symptoms of placental abruption include: 1  vaginal bleeding.