The stomach pain after pregnancy is mainly seen in the following cases: first, miscarriage or preterm labor, if there is a preterm miscarriage, incomplete miscarriage, inevitable miscarriage during early pregnancy, as well as in the middle and late pregnancy, such as preterm labor, will trigger the stomach pain of pregnant women, this pain is generally paroxysmal uterine contractions, so if this pain occurs, it is recommended to go to the hospital as soon as possible, if the embryo or fetus is good If the embryo or fetus is good, give active fetal preservation treatment. Second, inflammation caused by enteritis, pelvic inflammatory disease, adnexitis, appendicitis, etc. may cause abdominal pain, if this situation occurs, it is recommended to go to the hospital as soon as possible to improve the routine blood test, if necessary, to give anti-infection treatment. Third, abdominal pain may be caused by eating unclean things that lead to gastrointestinal discomfort, then pregnant women must pay attention to the hygiene of the diet.