A woman’s stomach pain after urination may be caused by urinary tract infection, urinary stones, pelvic inflammatory disease and other factors. 1. urinary system infection: for example, acute cystitis, the onset of more acute, more serious infection, resulting in bladder damage, after urination will appear the symptoms of pain in the stomach, accompanied by urinary frequency and urgency and other symptoms. 2. Urinary stones: For example, bladder stones, which may be secondary to kidney stones, can cause pain in the lower abdomen, accompanied by hematuria, frequent urination and other symptoms, if the stones move and irritate the bladder repeatedly during urination. 3. Pelvic inflammatory disease: may be related to poor hygiene or neighboring organ infection, after urination as well as when urinating, there will be the symptoms of pain in the stomach, may also be accompanied by an increase in vaginal secretions, secretions odor, and in severe cases, can affect the fertility of women. If a woman has pain in the stomach after urination and is accompanied by other obvious symptoms, she should be alerted to the above diseases, and it is recommended that she consult a doctor for examination and treatment.