<unk>  is classified according to causes into three types including natural<unk> , premature<unk> /early<unk> , and induced<unk> . Natural  <unk> , does not happen suddenly, but it passes through 3 stages include perimenopause, premenopause, and postmenopause. Premature<unk>  because of premature ovarian failure and several medical diseases. Induced<unk>  because of bilateral oophorectomy, salpingo-oophorectomy, and hysterectomy. in addition to          complication of chemotherapy and radiotherapy.
Menopause classification
Menopause physical examination
Polycystic ovary syndrome classification
Menopause laboratory findings
Cervical cancer classification
Endometrial cancer staging
Infertility classification
Vaginal cancer classification