Background: The most frequent presenting symptom in the gynecology outpatient department is abnormal uterine bleeding (AUB). Endometrial sampling may be effectively the initial diagnostic step in AUB, though it frequently presents a difficult interpretation for pathologists in practice. This study was done to evaluate the histopathology of endometrium for the purpose of identifying the endometrial causes of AUB. Additionally, we tried to observe the incidence of various pathologies in different age groups presenting with abnormal uterine bleeding