The common causes of right lower abdominal distension are indigestion, appendicitis, intestinal stenosis, right inguinal hernia, etc., as follows: common causes and treatments 1, indigestion: when patients have indigestion, it leads to a functional decline in the digestive system tissues, as well as dysbiosis, the food in the digestive tract and The food in the digestive tract will be overfermented with harmful bacteria due to the decomposition reaction, producing a large amount of gas, which can not be discharged normally and produce stagnation in the local, so it causes the patient’s right lower abdominal flatulence. Generally, we can use domperidone, mosapride, etopride, trimetabotene hydrochloride, dimethicone oil and other drugs that promote gastrointestinal motility to relieve flatulence, and pay attention to a light diet to avoid eating too much greasy, cold, spicy and stimulating food, which can aggravate the phenomenon of gastrointestinal disorders; 2, appendicitis: the typical symptoms of appendicitis are metastatic right lower abdominal pain and right lower abdominal flatulence, and if it is chronic appendicitis, we should be given anti-inflammatory drugs, such as cephalosporins, metronidazole and other antibiotics for conservative treatment as prescribed by the doctor. In case of acute appendicitis, surgery should be performed promptly to remove the appendix. If the right lower abdomen is distended due to intestinal adhesions after appendicitis, one should fast and relieve distension by gastrointestinal decompression; 3. Intestinal stenosis: congenital or acquired intestinal stenosis, intestinal contents are not easy to pass causing right lower abdomen distension, in this case, attention should be paid to a light diet, soft and liquid food can be eaten, do not eat too rough and hard food, increase exercise appropriately, or massage the right lower abdomen by clockwise to 4. right inguinal hernia: right inguinal hernia can also lead to right lower abdominal distension, and patients can be relieved of distension by hernia content rejection; 5. intestinal polyps or tumors: with the growth of intestinal polyps or tumors, compression of the gastrointestinal tract causes distension, which needs to be treated by surgical removal in a timely manner after differential diagnosis.