Endometrial polyps can cause abdominal swelling and discomfort because they are caused by inflammatory stimulation of the endometrium or by endocrine hormone imbalance. If they cause a small amount of bleeding, the uterus keeps contracting and the blood vessels in the pelvic cavity dilate, which can cause abdominal swelling and discomfort, but exclude inflammatory exudate from the pelvic cavity as much as possible. The reason is that inflammatory exudate can also cause small abdominal swelling and discomfort, even if there is cervical inflammation, nasal cyst, cervical hypertrophy, due to the stimulation of inflammation can also cause small abdominal swelling and discomfort. To be based on the results of the examination, specifically in accordance with medical advice for conventional treatment methods, to avoid a long period of small abdominal cramps, affecting normal work and study.