Early pregnancy stomach sometimes the lower left side of the pain, like a fork in the road to consider is a normal phenomenon, preeclampsia, ectopic pregnancy and so on. 1. Normal phenomenon: women in early pregnancy, with the growth of the embryo, the uterus will gradually increase in size, in the increase will pull to the abdominal ligaments, causing pain, feeling like a fork in the air, usually the pain is not serious, can be relieved on their own. 2. Pre-eclampsia: If the chromosomal abnormality of the fetus, or the mother has underlying diseases, exposure to chemicals, encountering stressful events, etc., these factors may affect the normal growth and development of the fetus, resulting in pre-eclampsia, abdominal pain, usually accompanied by a small amount of vaginal bleeding and other symptoms. 3. Ectopic pregnancy: Ectopic pregnancy is more commonly known as tubal pregnancy, if the fertilized egg does not settle in the uterine cavity, but in the left side of the fallopian tube, the embryo will gradually increase in size in the fallopian tube, eroding the fallopian tube, and the left side of the lower abdomen hidden pain, usually with the symptoms of vaginal bleeding. Early pregnancy stomach sometimes left lower pain, like a fork in the road suggests timely consultation, for specific cases of symptomatic treatment.