There are more reasons for lower abdominal pain symptoms in early pregnancy, and the common reasons include: 1, gynecological inflammatory diseases such as pelvic inflammatory disease and endometritis before pregnancy, which aggravate the clinical symptoms of the original disease after pregnancy. 2, although pregnant, but the gestational sac is bedded outside the uterine cavity to form an ectopic pregnancy, resulting in abdominal pain in early pregnancy. 3, after pregnancy due to various factors, resulting in baby The first of these is the first time that a woman is pregnant, and the second time that she is pregnant, she is pregnant.