There are many reasons for vague pain in the right lower abdomen in early pregnancy, which may be caused by physiological or pathological factors. In this case, the cause should be clarified and treated symptomatically. Common causes and suggestions: I. Physiological factors: After pregnancy, due to the influence of hormone secretion, the ligaments will become relaxed, resulting in a slight pulling pain. In addition, during pregnancy, the enlarged uterus compresses the abdominal aorta, thus causing obstruction of the inferior vena cava reflux, which can cause slight pain. Generally, there is no need to worry too much, bed rest can gradually relieve. Pathological factors: 1, digestive system diseases: such as acute appendicitis, enteritis, intestinal obstruction, etc. can cause abdominal pain, should promptly consult a doctor and make appropriate treatment. Early pregnancy combined with appendicitis is generally recommended to be surgically removed to avoid rapid development of the disease, which can cause serious consequences for both mother and child once it is complicated by appendiceal perforation and diffuse peritonitis; 2. Ectopic pregnancy: if the embryo is bedded in one ovary or fallopian tube and ruptures after the activity or at a certain period of ectopic pregnancy, it will cause abdominal pain on one side. It is recommended to undergo surgery in time to avoid serious consequences such as hemorrhage and uterine cavity infection caused by the rupture of the pregnancy sac; 3. Gynecological diseases: such as the presence of cysts, tumors and abscesses in the ovaries and fallopian tubes in the right adnexal area and the presence of fluid in the pelvis. It is necessary to go to the hospital for detailed examination in time to make a clear diagnosis, and generally surgery should be actively carried out to avoid delaying the condition. Precautions: During pregnancy, you need to pay attention to dietary hygiene and reduce the intake of unclean and spicy stimulating foods. Keep your vagina clean, change your underwear regularly to avoid infection, prohibit sexual intercourse in the first and second trimesters of pregnancy, and do not exercise strenuously. The occurrence of abdominal pain should be taken seriously and medical attention should be sought as soon as possible to clarify the cause for symptomatic treatment.