Ectopic pregnancy

Also known as eccyesis or tubal pregnancy, is a complication of pregnancy in which the embryo attaches outside the uterus.

A missed menstrual period.
Tender breasts.
Fatigue.
Nausea.
Increased urination.
Belly pain or pelvic pain that may get worse with movement or straining. It may occur sharply on one side at first and then spread throughout the pelvic region.
Heavy or severe vaginal bleeding.
Pain with intercourse or during a pelvic exam.
Dizziness, lightheadedness, or fainting (syncope) caused by internal bleeding.
Signs of shock.
Shoulder pain caused by bleeding into the abdomen under the diaphragm. The bleeding irritates the diaphragm and is experienced as shoulder pain.