What’s the matter with 33 days of pregnancy and vague pain in the stomach? Early pregnancy part of the pregnant woman will appear abdominal pain, which is mainly due to pregnancy after the development of the gestational sac, the uterus is stimulated by the varying degrees of pseudo-contractions, so that the pregnant woman feel abdominal pain, which is a normal physiological pain. However, if the pain is severe and lasts for a long time, we should pay great attention to the following possibilities: first, there is no possibility of pre-eclampsia. In addition, there is no gynecological diseases, including adnexitis, pelvic inflammatory disease, cervical erosion, cervicitis, etc. caused by abdominal pain, we should promptly go to the hospital for specialized treatment. In addition to some diseases of the gastrointestinal tract can also cause abdominal pain in early pregnant women, including gastroenteritis, gastrointestinal spasms, intestinal obstruction and so on. In this case, we also need to go to the hospital in time.