A pregnancy test stick with two lines, one deep and one light, indicates low HCG content in the urine, which may indicate normal pregnancy, ectopic pregnancy, or a false positive, which will ultimately be determined based on the user’s combined signs and other test results. Common causes and treatment 1. Pregnancy: In women of childbearing age, the concentration of human chorionic gonadotropin in the urine at the beginning of pregnancy is low, the color of the test line will be lighter and weakly positive, and there will be one deep and one shallow pregnancy test stick. You can take a few days between tests, or go to the hospital for blood HCG and vaginal ultrasound to determine if you are pregnant. After the diagnosis is confirmed, regular maternity checkups and adjustment of diet structure will be performed; 2. Ectopic pregnancy: the pregnancy test stick is one deep and one shallow, and the patient has abdominal pain and vaginal bleeding symptoms. In the ultrasound examination, the patient’s pregnancy sac appears outside the uterine cavity, such as fallopian tubes and ovaries, etc. Ectopic pregnancy can be diagnosed and needs to be hospitalized as soon as possible to avoid life-threatening; 3. False-positive test: the contraceptive stick may give false-positive test results due to being placed for too long, dampness, etc., or the patient has recently taken certain sedatives and ovulation-promoting drugs, etc. The pregnancy test stick can be replaced or rechecked after stopping the drugs; 4. Disease factors 4. Disease factors: Any disease that causes HCG to rise in urine, such as ovarian cancer, trophoblastic cell carcinoma, staphylococcus, etc., can cause a deep and a shallow line to appear on the pregnancy test, which needs to be treated in a timely manner according to the actual situation of the patient to avoid delays. Users who find two lines on the pregnancy test, one deep and one shallow, should keep a good sleep and mental state until the result is clear, and eat a light diet to prepare for the next treatment.