There are more causes of abdominal pain in female patients, which require precise diagnosis, commonly as follows: 1, gynecological diseases: such as chronic pelvic inflammatory disease, adnexitis, uterine fibroids, vaginitis, or cervical erosion; 2, urinary system diseases: such as cystitis, urinary tract infection, bladder stones, and even bladder tumors, can cause patients to have abdominal pain; 3, perineal diseases: such as inflammation of the perineum, which can also trigger patients to have abdominal pain; 4, other diseases: such as hemorrhoids, chronic appendicitis.