53 years old stopped menstruation for one year and came back again, consider postmenopausal bleeding. Generally speaking, perimenopausal women are called menopausal after one year of complete menopause. Postmenopausal bleeding may be related to benign gynecological diseases, gynecological malignant tumors, exogenous estrogen, etc. It is recommended that you go to the hospital in time for an examination, and according to the condition of the medication or surgery and other treatments. 1. Benign gynecological diseases: including vaginitis, endometrial polyps, cervical polyps, uterine fibroids, benign ovarian cysts, etc., postmenopausal women need to consult a doctor in time to clarify the condition and then take medication or surgery in time. 2. Gynecological malignant tumors: including endometrial cancer, cervical cancer, ovarian cancer, etc. After consulting a doctor in time to clarify the condition, professional doctors should formulate a treatment plan, including surgery, radiotherapy and chemotherapy. 3. Exogenous estrogen: including estrogen-containing health care products and contraceptive pills, etc. If exogenous estrogen is discontinued after timely medical treatment to rule out organic pathology, the bleeding symptoms will usually be relieved. Postmenopausal women who experience irregular vaginal bleeding may also suffer from coagulation disorders, IUD displacement, and many other causes, which require timely examination and treatment in the hospital, and should not be treated on their own to avoid delaying and aggravating the condition.