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.
Abruptio placentae is premature separation of a normally implanted placenta from the uterus, usually after 20 wk gestation. It can be an obstetric emergency. Manifestations may include vaginal bleeding, uterine pain and tenderness, hemorrhagic shock, and disseminated intravascular coagulation.