Peripartum hemorrhage

Peripartum hemorrhage is a relatively common obstetric problem with multipl e causes. It is a major cause of maternal morbidity and is responsible for 11% to 13% of maternal mortality in the United States annually. This articl e reviews the most common causes of this condition, including immediate pos tpartum hemorrhage, hematologic disorders, and acquired disorders of pregna ncy. Blood product replacement and operative techniques are also discussed.