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.
Risk factors for placental abruption are as follows: 1  history of abruption in a previous pregnancy. 2  abdominal trauma from domestic abuse or a motor vehicle accident. 3  uterine defects such as tumours. 4  maternal diseases such as hypertension and pregnancy-induced hypertension. 5  cigarette smoking. 6  cocaine use.