If the early pregnancy test is weakly positive and there is a feeling of period in the abdomen, it may be related to intrauterine pregnancy, ectopic pregnancy and pre-eclampsia, etc. It is recommended to go to the hospital for blood HCG and ultrasound to determine the cause more accurately and deal with it as soon as possible. 1. intrauterine pregnancy: if the early pregnancy test is weakly positive and there is a feeling of period in the abdomen, it may be a normal reaction caused by the embryo developing in the endometrium, and the abdominal pain at this time is usually hidden. It is recommended to check the HCG and progesterone values and ultrasound, if there is no abnormality, it can be observed; 2. ectopic pregnancy: a weakly positive early pregnancy test and a feeling of regular leave in the abdomen may be ectopic pregnancy rupture, usually accompanied by vaginal bleeding, which can be terminated through laparoscopic surgery or by medication; 3. pre-eclampsia: a weakly positive early pregnancy test and a feeling of regular leave in the abdomen do not exclude the possibility of pre-eclampsia, which is usually accompanied by vaginal bleeding. The pregnancy is usually accompanied by vaginal bleeding and should be treated with blood values and ultrasound examination, and necessary fetal preservation treatment; 4. Biochemical pregnancy: after the union of sperm and egg, it does not successfully return to the uterus for bed, and there is a feeling of menstruation in the abdomen, at which time the early pregnancy test paper may be weakly positive. For occasional one-time biochemical pregnancy, no special treatment is needed, but for recurrent pregnancy, it is necessary to improve relevant examinations and treat the cause of the disease. 5. Staphylococystis: patients often have amenorrhea, abnormal vaginal bleeding and a feeling of menstruation in the abdomen, and the morning and early pregnancy test paper will be weakly positive. If staphylococcal fetus is detected by ultrasonography, abnormal tissue in the uterus should be removed by curettage if the patient is physically fit; 6. Other: In a few cases, trophoblastic tumors can also lead to increased HCG content in urine and positive morning and early pregnancy test paper, often accompanied by abdominal pain, cramping and abnormal vaginal bleeding, etc. Patients are advised to confirm the diagnosis according to their own signs and professional examination and perform targeted treatment.