The pain in the lower abdomen is caused by a number of reasons, the main consideration is bladder stones, cystitis and intestinal diseases. You can improve the abdominal ultrasound and urine routine examination, if there are bladder stones and cystitis need to take anti-inflammatory and lithotripsy treatment. Women need to consider the existence of gynecological diseases, need to do gynecological ultrasound to confirm the severity of the disease. Gynecological inflammatory diseases need to be treated with anti-infective drugs, and sexual intercourse is not allowed during treatment. If the patient has a history of surgery, we need to consider the possibility of intestinal adhesions and intestinal obstruction, in this case, we need to improve the abdominal stereo flat film examination. If the intestinal obstruction is the need to take gastrointestinal decompression, rehydration, antispasmodic and enema treatment, so as to relieve the intestinal obstruction.