Endometrial polyps can be found in both premenopausal and postmenopausal women.Abnormal uterine bleeding and intrauterine mass are the most common clinical features of endometrial polyps.Transvaginal ultrasonography is the first-line choice for image evaluation of endometrial polyps.For women highly suspected with endometrial polyps after clinical，physical and image evaluation，endometiral lesion dissection under hysteroscope followed by pathological examination is the gold standard for diagnosis of endometrial polyps.All conditions causing abnormal uterine bleeding or intrauterine mass should be differentiated from endometrial polyps.