What is the cause of bleeding during sex?

On the wedding night, most brides will have a small amount of vaginal bleeding after their first sexual intercourse. This is caused by the tearing of the hymen. Generally, no special treatment is required and the bleeding will stop quickly on its own. However, if the bleeding is heavy, even like a spring, you should go to the hospital's gynecology department immediately. Do not take it lightly, otherwise excessive bleeding may lead to life-threatening consequences. What is the cause of bleeding during sexual intercourse? Let us find out through the following.

Bleeding during pregnancy:

① If a woman suddenly feels pain in the lower abdomen after sexual intercourse about 45 days after menstruation, accompanied by the urge to defecate and a small amount of dark red bleeding in the vagina, she should be alert. Because a considerable number of patients with ectopic pregnancy develop the disease after sexual intercourse.

② Vaginal bleeding with abdominal pain after sexual intercourse in late pregnancy, which may be more or less or contain blood clots, may be placenta previa. This kind of bleeding endangers the lives of mother and child, and they must be rushed to the hospital.

③ After sexual intercourse, dark red blood flows out of the vagina without blood clots, accompanied by abdominal pain and distension, hardening of the uterus and fetal restlessness, indicating early placental detachment. The patient must be sent to the hospital immediately and try to terminate the pregnancy within 6 hours.

Postpartum bleeding: During this period, the perineal wound made during delivery has not yet healed or there is granulation tissue in the vaginal wound. During sexual intercourse, the wound may split or the tender granulation tissue in the vagina may be scratched, causing bleeding.

Disease-related vaginal bleeding:

① Cervical polyps: They are caused by chronic inflammatory stimulation, which causes local hyperplasia of the cervical mucosa and gradually protrudes outward. They are bright red, soft and fragile, and rich in blood. They can be easily ruptured during sexual intercourse and cause a small amount of bright red bleeding.

② Cancer: If middle-aged and elderly people experience a small amount of vaginal bleeding after sexual intercourse, which is bright red and painless, and if their vaginal discharge increases recently and has a fishy odor, it is often an early symptom of cervical cancer. You should be vigilant and have a gynecological examination to rule out cancer.

③ Sexually transmitted diseases: A small amount of bright red vaginal bleeding occurs after sexual intercourse, there is recent vulvar itching, and small wart-like growths can be seen on the vulva or vaginal walls; when a man has similar growths on the foreskin of his penis head, genital warts may be considered. Both men and women should go to the hospital for examination, diagnosis and treatment as soon as possible.

What is the cause of bleeding during sexual intercourse? After reading the above, I believe you already know the answer. ; If bleeding after sex occurs frequently, you should also be alert to cervical cancer, endometrial cancer, etc.; Sexual intercourse during the middle of the menstrual period may cause a small amount of vaginal bleeding due to corpus luteum rupture. You must pay more attention in normal times.