It occurs again after 3 years of menopause in the 50s and is usually characterized by abnormal vaginal bleeding, which can be considered to be related to diseases such as cervical cancer, endometrial cancer or uterine sarcoma. 1. Cervical cancer: it is the most common gynecological malignant tumor, which may be related to various pathogenic factors such as human papilloma virus infection, multiple sexual partners, etc. It manifests as vaginal bleeding, which can be seen after sexual intercourse or gynecological examination, or irregular vaginal bleeding. 2. Endometrial cancer: when suffering from this disease, most of them have the symptoms of vaginal bleeding and vaginal discharge, mainly postmenopausal vaginal bleeding, but the amount is usually not much, and the vaginal discharge can be plasma secretion or bloody liquid secretion. 3. Uterine sarcoma: although the disease is less common, there will be irregular vaginal bleeding after the disease, the amount of which varies, and the rest of the symptoms include abdominal mass, abdominal pain or pressure symptoms. After menopause, women who find vaginal bleeding again are advised to go to a hospital specialist in time to improve ultrasonography, diagnostic scraping and other related examinations to clarify the cause of the disease, and then treat the cause and symptom.