gynecology and obstetrics
Vaginal Bleeding During Early Pregnancy
Etiology
Obstetric or nonobstetric disorders may cause vaginal bleeding during early pregnancy (see table). The most dangerous cause of vaginal bleeding during early pregnancy is Ectopic Pregnancy None A ruptured Functional ovarian cysts , although less common, is also possible and may cause hemorrhage with hemoperitoneum and potential shock. The most common cause is Spontaneous Abortion (threatened, inevitable, incomplete, complete, missed) 