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Doctor insights on: Is Pregnancy Test Accurate

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Are all home taken pregnancy test accurate?

Are all home taken pregnancy test accurate?

Yes and you: need to follow the instructions in the kit carefully. A negative test done too early does not exclude pregnancy. For optimal results do the test 4-5 days after a missed period and use first morning urine. ...Read more

Dr. Bernard Seif
4 doctors shared insights

Pregnancy (Definition)

When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more


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After how many days pregnancy test accurate?

After how many days pregnancy test accurate?

1 week late: Home pregnancy tests do not become positive until you're about 1 week late. If it's negative, repeat in 1 week. ...Read more

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Is the first result on a pregnancy test accurate? Can it change from a negative to a positive?

Is the first result on a pregnancy test accurate? Can it change from a negative to a positive?

Yes, it can: The tests measure a hormone, BhcG, The level increases exponentailly early as the pregnancy progresses, so if you think you might be pregnant, check again in a few days. That said, the urine tests these days are pretty accurate. ...Read more

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Is a pregnancy test accurate 43 days after sex? If it negative...is there a chance that I am pregnant?

Is a pregnancy test accurate 43 days after sex? If it negative...is there a chance that I am pregnant?

Technique: If you did the test correctly and it was negative at 43 days after sex, you are not pregnant. If you do not wish to be pregnant, use contraception all the time, every time. You may consider implanted contraceptive, or IUD. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, low fat milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex. Get HPV vaccine. ...Read more

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When is a blood pregnancy test accurate?

When is a blood pregnancy test accurate?

About 8 days after: Blood HCG tests detect levels very soon after embryo implantation starts. The embryo usually start implanting at about 7 days after conception. So a day later blood HCG levels will start to go up. Urine tests usually turn positive at 10 days after conception. They are slightly less sensitive than blood tests. ...Read more

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Is the bleach and urine pregnancy test accurate?

Is the bleach and urine pregnancy test accurate?

Of course not: This is a youtube video that claims pregnancy can be ruled in or out by the amount of fizzing when urine is added to bleach. I suspect this was placed as a cruel prank. Please use a real home pregnancy test. ...Read more

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Is a urine pregnancy test accurate two weeks after sex?

Is a urine pregnancy test accurate two weeks after sex?

If positive: You should do the test after a missed period. Conception, as defined by the generation of a fertilized ovum, occurs within day or so of the sex. However, it takes about two weeks for the embryo to make enough HCG to produce a positive pregnancy test. Blood test may be done a day after a missed period. Home pregnancy tests should be done 4-5 days after the missed period. If the result is negative repeat the test in 4-5 days. Use first morning urine and follow instructions for the test carefully. If you do not wish to be pregnant, use contraception all the time, every time. You may consider implanted contraceptive, or IUD. Practice safe sex. ...Read more

Dr. Stephen Sudler
482 doctors shared insights

Pregnancy Test (Definition)

A pregnancy test measures a hormone called human chorionic gonadotropin (HCG). HCG is a hormone produced during pregnancy. It appears in the blood and urine of pregnant women as early as ...Read more