Abdominal pain may be caused by urinary tract stones, may also be due to pelvic inflammatory disease, appendicitis and other diseases, causes abdominal pain is very many reasons, can not be diagnosed simply by the symptoms of urinary tract stones. 1. Urolithiasis: when the stone is discharged, it will reach the narrower part of the urinary tract and become embedded, thus causing pain in the abdomen, which may be accompanied by nausea, vomiting, hematuria and other symptoms. 2. Pelvic inflammatory disease: usually due to pelvic inflammatory pathogens will invade the body to stimulate the tissue oozing congestion, oozing tissue, will stimulate the pelvic peritoneum, which causes abdominal pain phenomenon, and there will be lower abdominal pain, chills and other symptoms. 3. Appendicitis: appendicitis may be due to the onset of appendicitis, will change and stimulate the gastrointestinal tract nerves, thus causing the phenomenon of abdominal pain, and accompanied by fever, vomiting and other symptoms. If the phenomenon of abdominal pain, may also be related to adnexitis, endometritis and other diseases, need to go to the hospital in time to avoid adverse consequences.