When a woman has bleeding for several days after intercourse, contact bleeding is considered to occur, mostly as a result of severe cervical erosion and cervical lesions. Other patients have symptoms caused by organic diseases such as submucosal fibroids, endometrial polyps, severe endometritis, and occupying uterine lesions. It is recommended that patients further go to the obstetrics and gynecology department of the local public hospital for internal gynecological examination, colposcopy, examination of secretion laboratory, hysteroscopy, hysterolaparoscopy, pelvic ultrasound examination, etc., which can clarify the exact diagnosis of the disease and further treatment according to the specific examination results.