Bleeding from the vaginal wall may be caused by gynecological and obstetric diseases and external force factors. If the bleeding is heavy, it is recommended to consult a doctor promptly to clarify the cause and treat the cause. Common causes and treatments 1. External force: Mostly seen in external force such as intercourse acting on the vaginal wall, causing bleeding from the vaginal wall rupture. If the bleeding is small, you can press the cotton ball locally to stop the bleeding. If the bleeding is more or the laceration is heavy, surgical stitches are needed. 2. Vaginal inflammation: Trichomonas vaginalis is the most common. Trichomonas vaginalis is a common vaginitis caused by Trichomonas vaginalis. The main symptoms are increased vaginal discharge and vulvar itching, burning and pain. The discharge is typically characterized by cellular pus, yellowish-green, foamy and smelly. Systemic medication such as metronidazole is recommended, avoid vaginal Flushing, sexual partners should be treated together; 3. Endometriosis: mainly related to anovulation or lack of main body function due to endometriosis, bleeding caused by local breakage of the lesion ectopic in the vaginal wall, for bleeding from the breakage in the vaginal wall, it can usually heal itself. If the bleeding is more, the vaginal filling gauze is mostly chosen to stop the bleeding, and if necessary, surgery is performed. 4. Vaginal wall polyps: the main clinical manifestation is a small amount of vaginal bleeding, or contact bleeding. It is mainly treated by surgical excision. Most of the patients have a good prognosis, but it is easy to recur. After surgery, patients should follow the doctor’s advice to review regularly and be alert to recurrence; 5. Tumor compression: it usually occurs in tumor diseases such as cervical cancer or endometrial cancer, and malignant tumor develops and grows gradually, leading to compression and bleeding symptoms, which will lead to critical symptoms of emergency. It is recommended to go to regular hospital immediately for treatment and timely vaginal hemostasis.