Generally speaking, normal and coordinated sexual life will not cause vaginal bleeding. Vaginal bleeding after the same room often indicates the existence of some pathological condition. The common causes of vaginal bleeding after sexual intercourse are as follows: external reproductive tract injury 1. Hymen injury. The most common is the rupture of hymen during the first sexual intercourse. This kind of bleeding usually occurs during sexual intercourse. There may be pain and bleeding at the same time, and the amount of bleeding is usually not much. If the injury is not serious, the bleeding will stop soon. However, sometimes the rupture of hymen just damages the blood vessels in this part, so there will be more bleeding, and it is necessary to compress and stop bleeding (such as using clean cotton balls or gauze and clean towels). ) even go to the hospital for treatment. 2. Vaginal tear. Vaginal bleeding is found during or after sexual intercourse, with large amount of bleeding, difficult to stop and long bleeding time. Vaginal laceration often occurs in involuntary sexual intercourse or very rough sexual intercourse. Vaginal laceration is also seen in vaginal malformations, such as vaginal mediastinum, diaphragm, double vagina and vaginal stenosis. After vaginal plastic surgery, hymen repair, vaginal tumor resection and hysterectomy, when the vaginal wound is not healed well, sexual intercourse is also easy to cause damage. Improper sexual posture and posture can also lead to vaginal injury and bleeding. The amount of bleeding is related to the location and degree of injury. Once there was an anonymous man who was raped and severely lacerated from the back wall of vagina to the fornix of vagina, and suffered a lot of bleeding. Six hours later, I went to the hospital. When I saw a doctor, I had hemorrhagic shock such as pale face, rapid pulse and decreased blood pressure. Vaginal bleeding after sexual life is a common symptom for women. Usually a few are caused by rough movements and improper sexual intercourse. In addition, the rupture of hymen on the first night of marriage leads to bleeding. But generally speaking, most bleeding is caused by organic diseases of reproductive system. Such as women suffering from vaginitis, often due to a large number of vaginal epithelial shedding, vaginal mucosa congestion, sexual intercourse, penis friction in the vagina, resulting in vaginal mucosal injury rupture bleeding. Common inflammations include fungal vaginitis, trichomonal vaginitis, bacterial vaginitis and senile vaginitis. Vaginitis. Common vaginitis includes fungal vaginitis, trichomonal vaginitis and senile vaginitis. Vaginitis usually has symptoms of pruritus vulvae and increased leucorrhea, often accompanied by edema, congestion or ulceration of vaginal mucosa. At this time of sexual intercourse, the vagina is stimulated, there will be bloody secretions flowing out, and the vagina has a burning sensation. Therefore, it is not appropriate to share the same room during vaginitis. Causes other than genital tract inflammation lead to vaginal bleeding after the same room: cervicitis. Chronic cervicitis is common in women of childbearing age, such as cervical erosion and cervical polyps. Mild cervical erosion does not cause bleeding after sexual intercourse. If there is bleeding after sexual intercourse, you should think that there may be severe cervical erosion or large cervical polyps, and there may be cancer. You should see a doctor as soon as possible. When acute cervicitis occurs, bleeding after the same room often occurs, and you should also go to the hospital for physical examination in time. Cervical erosion: Cervical erosion is the most common manifestation of chronic cervicitis, and the cells in the cervical erosion area are easy to fall off and become thinner, so some cervical erosion can also cause sexual intercourse bleeding, especially in patients with moderate and severe cervical erosion. Gulou medical research has proved that the occurrence of cervical cancer is closely related to cervical erosion, and necessary treatment measures should be taken to prevent cervical cancer. Endometritis and pelvic inflammatory disease. Often accompanied by abdominal pain, low back pain and leucorrhea, you need to go to the hospital for examination and receive formal treatment. Anti-inflammatory treatment is usually effective. Cervical dysplasia: Cervical dysplasia is a sign of cervical epithelial cell canceration. Having multiple sexual partners, having sex before 18 years old, being pregnant before 16 years old, or having a history of sexually transmitted diseases will increase the possibility of cervical dysplasia. Recommended reading: How is vaginal bleeding after sexual life?