The pulling pain in the lower abdomen in the 7th month of pregnancy may be a manifestation of various factors such as uterine enlargement, preterm labor, placental abruption and so on. 1. enlargement of the uterus: in the seventh month of pregnancy, the growth of the fetus in the uterine cavity is significantly accelerated, which may cause an increase in the volume of the uterine cavity, which may lead to the enlargement of the uterus, which may cause a certain amount of compression of the abdominal wall, which may cause a pulling pain in the lower abdomen. 2. Preterm labor: in the seventh month of pregnancy, if the pregnant woman is stimulated by external factors, environmental factors, life factors and other pathogenic factors that cause uterine contractions induced preterm labor, it may cause the pregnant woman to experience pulling pain in the lower abdomen. 3. Placental abruption: If a pregnant woman in her 7th month of pregnancy experiences placental abruption, the separation of the placenta from the uterine wall causes lower abdominal pain. There are many causes of lower abdominal pulling pain in the 7th month of pregnancy, which need to be handled appropriately under the guidance of professional doctors according to different conditions.