Women with vague pain in the abdomen below the navel should be concerned about the presence of intestinal diseases, gynecological diseases, and urological diseases. Women of childbearing age should also consider the possibility of ectopic pregnancy. 1. Intestinal diseases: ulcerative colitis, intestinal cramps, intestinal polyps, tumors and other diseases can cause pain in the lower abdomen. 2. Gynecological diseases: women’s abdominal pain below the navel may also be related to gynecological diseases, such as pelvic inflammatory disease, adnexitis, endometriosis, uterine tumors, ovarian cysts and other diseases. 3. Urological diseases: Lower abdominal pain may also be caused by cystitis, bladder tumor, urinary tract tumor, stones and other urinary system diseases. It can be accompanied by urinary frequency, urinary urgency, urinary pain and other manifestations. 4. Ectopic pregnancy: women of childbearing age and irregular menstruation should exclude the possibility of ectopic pregnancy. Women who experience pain in the abdomen below the navel are advised to seek medical attention as soon as possible for a clear diagnosis.