Placenta previa and abruptio placentae.

Placenta previa and abruptio placentae the 2 most common causes of hemorrhage in the last half of pregnancy are reviewed. Placenta previa can be total partial or low-lying. Aspects of placenta previa discussed include its incidence etiology pathology clinical diagnosis technical diagnostic procedures such as ultrasonography radiology and agiography treatment by vaginal methods and caesarean section treatment in expectant cases and at delivery and the prognosis for successful treatment. abruptio placentae is defined and its incidence etiology pathology clinical diagnosis complications such as consumptive coagulopathy fibrinolysis uteroplacental apoplexy acute renal failure and hemorrhage and their treatment forms and the prognosis for successful treatment are reviewed.