Hidden pain in the abdomen has the possibility of pregnancy, but also may be related to gynecological diseases, physiological period and other factors. 1. Pregnancy: If a woman has regular sex without contraception, and menstruation is delayed for more than a week, and accompanied by vague pain in the abdomen, you need to consider the possibility of pregnancy, can be detected by a pregnancy test paper or go to the hospital directly to take a blood test HCG test. 2. Gynecological diseases: may also lead to abdominal pain, such as endometriosis, pelvic inflammatory disease, etc. In addition to abdominal pain, gynecological diseases are usually accompanied by abnormal leukorrhea, vulvar itching and other uncomfortable symptoms. 2. Physiological period: If the abdominal pain occurs a few days before the physiological period, it is a normal physiological phenomenon and does not require special treatment. Clinical advice for women with frequent abdominal pain, or need to go to the hospital for a detailed examination, and follow the doctor’s instructions for treatment.