Four ways to check for pregnancy that women should know

When menstruation is absent in women of childbearing age who are sexually active, The first thing that should be suspected first, of course, is “pregnancy” or “pregnant,” and to prove that we are “pregnant” or not, there is a way to detect it. Four methods can be used to test and confirm pregnancy beginning of pregnancy fertilized egg and the embryo is implanted in the uterine wall HCG (Human Chorionic Gonadotropin) is produced.

Therefore, an early pregnancy test is a test that measures the level of the hormone hCG (HCG), which can begin to be detected about six days after fertilization. But HCG levels are still deficient and will increase rapidly until about 12 weeks of gestation. There are four methods of testing as follows:

Method 1. Check with a pregnancy test kit.

The easiest and most convenient way to test for pregnancy is a pregnancy test. There are three urine pregnancy test kits: immersion (Test Strip), Pregnancy Test Cassette, or Pregnancy Midstream. Tests), which is the most popular type. Because the price is not high and it is convenient to display the examination, Pregnancy tests are marked with colored stripes (primarily red). Two lines are positive, indicating a high chance of pregnancy, and one line is negative, meaning you are not pregnant. In this way, The following factors should be taken into account.

  1. In the first 0-6 days after conception, HCG levels are deficient, so there is a chance that pregnancy is not detected. It is recommended to repeat the test in 14 days.
  2. Pregnancy test kits are generally available to indicate accurate test results. Average accuracy is approximately 97%, with each brand of test strip each model having a sensitivity value, e.g., 20 mIU/ml, 50 mIU/ml, or 100 mIU/ml. Low) HCG can be detected as low as possible and can give accurate results early or 7-10 days after ovulation, so read the kit label carefully before purchasing.
  3. “False positive” if the test result shows two lines indicating “pregnant” but in fact “Not pregnant” is likely to occur in the following cases:
    • have cystitis, blood, or egg whites in the urine
    • The test strip has deteriorated.
    • Check while taking certain medications.
    • It is more likely to occur in people with hormonal abnormalities, such as being very obese or suffering from thyroid disease.

     4. A “false negative” is a case where the test result shows 1 line indicating that you are not pregnant, but you are pregnant. It may be from the test during the urine dilution, the test six days after conception, or the test too early. or during pregnancy more than four months

Method 2. Laboratory pregnancy test

A test called a “Urine Pregnancy test,” or UPT is similar to a self-examination. Instead, it comes in either a dipping (Test Strip) or a drip (Pregnancy Test Cassette). To collect the urine to the laboratory at the hospital for examination. Generally, the sensitivity of the urine pregnancy test at the hospital is 20-25 mIU/ml, making it possible to test even if the hormone level is not very high. and interpreted by a medical technician

Method 3. Blood test for pregnancy

This method is the most accurate test. Pregnancy can be detected as early as two weeks after fertilization has occurred. While sometimes, the urine test still doesn’t show results. But the blood test showed that The pregnancy hormone was found. Suitable for those who want to be sure to know quickly, such as those with infertility. or have a history of miscarriage; need the information to plan care and provide additional hormones to prevent miscarriage.

Method 4. Ultrasound pregnancy test

  • This method is an examination by sending high-frequency sound waves to different tissues. In the abdomen and create an image Examination by an obstetrician. In addition to helping to check if there is a pregnancy also said that the position of pregnancy Is outside the womb? know the gestational age
  • Pregnancy location, whether intrauterine or ectopic
  • At the cyst or ovarian cyst?
  • Does the uterus have a tumor?
  • twin pregnancy
  • After four months, the sex of the child can be checked. and screening for disabilities
  • Abnormal conditions that may occur, such as placenta previa, too much or too little amniotic fluid, etc.

All four examination methods are convenient, accurate, and have different advantages.

But believe that most Will buy me a pregnancy test kit. Come to check at home first, which is recommended to check when menstruation is absent. And select a quality test kit from a reliable store. The test should be repeated regardless of the positive or negative result. However, consult an obstetrician and gynecologist early for antenatal care when the effect is positive. Get the proper care and advice for the continued health of mother and child.

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