What is the chance of pregnancy with a very weak positive test?

Common ways to detect pregnancy include test strips and pregnancy test sticks. There is often a dark color and a light color on them, and a weak positive phenomenon. Many inexperienced women who are preparing for pregnancy for the first time often don’t know whether they are pregnant. In fact, under normal circumstances, as long as there is a positive display, it means that you are pregnant, but the state presented is very weak. So is the chance of pregnancy high in this case?

What is the chance of pregnancy with a weak positive test?

Generally speaking, if the early pregnancy test is weakly positive, the chances of pregnancy should be relatively high. If you are worried, you can go to the hospital to have a blood test for human chorionic gonadotropin. No matter whether it is weak or strong, as long as it is positive, it should be able to confirm whether you are pregnant. The probability cannot be explained at present because everyone's physique is different.

What does a weak positive result on an early pregnancy test mean?

Generally speaking, if the pregnancy test is negative, it means you are not pregnant; if it is positive, it means you are pregnant; if it is weakly positive, it means you may be pregnant. A weak positive result means that the color band in the detection area of ​​the early pregnancy test paper only appears faintly.

1. Even if the pregnancy test paper shows a weak positive result, it is possible that you are not pregnant. Weak positive results on early pregnancy tests before menstruation are common in clinical practice. If you are worried, generally wait for about 5 days after the menstrual period, and then use the test paper to test the first urine in the morning. If the early pregnancy test paper still shows a weak positive phenomenon at this time, the possibility of pregnancy is 90%. If you are still worried, you can go to the hospital for an ultrasound examination to confirm the diagnosis.

2. A weak positive result on an early pregnancy test does not mean 100% pregnancy. Because some tumor cells, such as hydatidiform mole, choriocarcinoma, bronchial carcinoma and renal cancer, can also secrete hCG.

3. If the pregnancy test paper always shows weak positive results, it may be caused by improper use of the pregnancy test paper. If the operation is confirmed to be correct, but the result of the early pregnancy test is weak positive, it may be that the pregnancy has just begun and the hCG level in the body is generally low. It is best to let the sample to be tested stand for more than 3 minutes, and be sure to carefully identify whether it is a weak positive.

Many types of early pregnancy test strips indicate that women can do a pregnancy self-test one day after missing their normal menstrual period. In fact, not all pregnant women release human chorionic gonadotropin (hCG) at the same rate and in the same amount, which varies from person to person. If you do a urine test too early, the results may be false. Therefore, it is best to do a pregnancy self-test two weeks after your period is late, so that the result will be more reliable.

Reasons for weak positive test strips

1. If the time is too early, the early pregnancy test paper will be inaccurate

HCG usually appears in the urine a few days after the fertilized egg implants, and it must reach a certain amount to be detected. Therefore, for women with normal menstruation, HCG can only be detected in the urine after the menstruation is delayed. For women with long menstrual cycles or abnormal ovulation, HCG can only be detected 40-44 days after the menstruation stops.

2. Doing the test in the morning and evening may have an impact

This is why the instructions for many early pregnancy test strips recommend testing in the morning, because the HCG value is generally the highest in morning urine and the test results will be relatively accurate.

3. A positive result does not necessarily mean a normal pregnancy

If a woman has an ectopic pregnancy, there is a 60% positive rate in the pregnancy test, so a positive result alone cannot reveal whether it is a normal intrauterine pregnancy or an ectopic pregnancy. It is extremely unsafe for a woman to have a medical abortion based on a positive result on an early pregnancy test.

4. A positive pregnancy test does not necessarily mean conception

Many women with pituitary disease, hyperthyroidism, ovarian cysts, endometrial hyperplasia, and uterine cancer will also test positive when using early pregnancy tests. There are also a small number of menopausal women in the early stages of menopause or gynecological patients undergoing treatment who may experience false positives due to endocrine disorders or medication.

5. The degree of urine dilution is related

If women drink too much water before the test, their urine will be diluted, which may lead to a false negative result. Also, if they do not pay attention to the length of the test paper immersed in urine during the test, the test result will be difficult to judge.

Summary: Under normal circumstances, no matter whether the positive result detected by the test paper is weak or strong, as long as it is positive, it means pregnancy. As long as you purchase qualified test paper through regular channels, then there will definitely be no mistake. If you want to know more clearly, then the editor recommends that you go to the hospital for a comprehensive examination.