Background--The World Health Organization defines natural menopause as the permanent cessation of menstruation resulting from the loss of ovarian follicular activity without an obvious intervening cause and is confirmed only after 12 consecutive months of amenorrhea.In asymptomatic postmenopausal women sonographically thickened endometrium (usually≥5 mm) as an indication to proceed to further, more invasive investigations to find out endometrial pathology to reduce morbidity and mortality