Right lower abdominal pain after hernia surgery is mainly considered as postoperative incision pain, postoperative incision infection, foreign body reaction of the patch and abdominopelvic infection. 1. Early postoperative pain after right inguinal hernia surgery is mainly considered as normal physiologic pain of the surgical incision, with mild symptoms and without special treatment. 2. If the pain is persistent and has a tendency to worsen, then consider the possibility of incision infection, need to do relevant examinations, timely treatment. 3. The pain caused by the foreign body reaction of the patch often occurs in January or even longer after the surgery, manifested as hidden pain, relieved by hot compresses. 4. If the right lower abdominal pain occurs after hernia surgery in other parts of the body, abdominal infections need to be considered, such as men with or without acute appendicitis, urinary stones, and women also need to consider pelvic infectious diseases. Right lower abdominal pain after hernia surgery is also seen in other causes, it is recommended that timely consultation, standardized treatment under the guidance of a professional doctor to avoid delay.