Ectopic pregnancy is a pregnancy in which the pregnant egg lays and develops outside the body cavity of the uterus and is called ectopic pregnancy, commonly known as ectopic pregnancy. Therefore, the three major early symptoms are: 1. history of menopause, most patients have a history of menopause and may have early pregnancy reaction, but 20-30% of patients have no obvious history of menopause. 2. abdominal pain, there may be vague pain in one side of the lower abdomen in the early stage, when the ectopic pregnancy miscarries or ruptures, you will suddenly feel pain or severe tearing pain in one side of the lower abdomen, the pain is continuous and can be repeated, often accompanied by nausea, vomiting, anal swelling and defecation. 3, 3. vaginal bleeding, patients with ectopic pregnancy often have irregular vaginal bleeding, with a small amount or a large amount of vaginal bleeding, which may be accompanied by meconium-like tissue.