There are many clinical causes of lower right abdominal pain, including digestive system diseases are more common, including enteritis, appendicitis, intestinal polyps, intestinal obstruction, etc., as well as the urinary system, such as urinary tract infections, ureteral stones, tumors, etc. can lead to patients with pain in the lower right abdomen. For female patients, gynecological diseases can also lead to right lower abdominal pain, the more common adnexitis, ovarian torsion and other diseases can lead to right lower abdominal pain. Clinical diagnosis is mainly based on the patient’s past medical history, accompanying symptoms, such as whether the patient has nausea, vomiting, diarrhea, fever and other related clinical manifestations, and should be combined with the patient’s physical examination and auxiliary examination to further clarify the patient’s specific causes.