The causes of vague pain in the right lower abdomen mainly include acute chronic appendicitis, ureteral stones, gynecological diseases, etc., as follows: First, acute chronic appendicitis: pain in the right lower abdomen at the point of wheal usually occurs, and it is metastatic right lower abdominal pain. Second, ureteral stones: it may be due to the ureteral stones on the right side, resulting in vague pain in the right lower abdomen. Third, gynecological diseases: If it is a woman, it may also be caused by gynecological inflammation, and may be caused by ectopic pregnancy. If you find vague pain on the right side of the abdomen, it is recommended to go to a regular specialist hospital for systematic examination in a timely manner, you can do appendix ultrasound, gynecological ultrasound, as well as urological ultrasound, abdominal CT, etc., to make a clear diagnosis, and then according to the different causes, inquire about the corresponding treatment measures, it is recommended to consult a specialist doctor for the specific situation.