What causes vaginal bleeding during pregnancy?

　　Be wary of vaginal bleeding

　　Vaginal bleeding at any time during pregnancy may be a red flag. During early pregnancy, vaginal bleeding may be Ectopic pregnancy or threatened abortion symptoms, although some of them female You can continue to have a successful pregnancy. If vaginal bleeding is accompanied by stomach ache , you should go Hospital See a doctor.

　　Vaginal bleeding after 20 weeks may be placenta previa or placenta from Uterus Signs of peeling, both conditions for mom and fetus It is life-threatening, so you should go to the hospital immediately.

　　During pregnancy, the cells on the surface of the cervix often change and bleed easily, especially after intercourse. This kind of bleeding is cervical bleeding. Vaginitis Symptoms may also cause a small amount of vaginal bleeding.

　　Some vaginal bleeding can have serious consequences, so the cause of the bleeding should be found promptly. Most vaginal bleeding accompanied by a small amount of secretion in late pregnancy is a sign of labor and is called "redness". It is because the mature lower uterus and cervix in late pregnancy cannot withstand intrauterine pressure and are forced to expand, causing the fetal membranes attached to the internal cervix to separate from the uterine wall there. The capillaries rupture and cause a small amount of bleeding, which is a relatively reliable sign that labor is about to begin.