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Doctor insights on: Hypothyroidism Cause False Negative Pregnancy Test

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Dr. John Landi
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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Can Topomax cause false negative pregnancy test?

Can Topomax cause  false negative pregnancy test?

No: If the test is a conventional pregnancy test, it should not make any differance. However, for the accuracy serum hCG test always available in an OBGYN's office. Good luck. ...Read more

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Can to much urine cause a false negative pregnancy test?

Can to much urine cause a false negative pregnancy test?

Unlikely: This would only be possible of the HCG level in your blood was very low. Once you miss your period, the HCG level in your blood should be high enough that the amount of urine won't matter. Of course, if you are worried, you can repeat the test in a few days. Best wishes! ...Read more

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Can irregular cycles have an impact on the amount of hCG released and therefore cause a false negative pregnancy test?

No: Irregular cycles do not impact HCG levels but do result in inaccurate estimation of length of pregnancy and so if pregnancy test done too early after conception, maybe negative. ...Read more

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Any medications or illnesses that can cause a "false negative" pregnancy test?

Any medications or illnesses that can cause a "false negative" pregnancy test?

HCG: There are some medications that can cause a positive pregnancy test and there are some medical conditions that can also turn a positive pregnancy test without actually being pregnant. Please see your obgyn asap. ...Read more

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What are the odds of false negative pregnancy test while breastfeeding?

What are the odds of false negative pregnancy test while breastfeeding?

Pregnancy Tests: Pregnancy tests are designed to look for the presence of beta-hcg which is a hormone produced by a conceptus and acts to maintain a pregnancy. The level rises very quickly after conception and can be detected as early as 1 week after conception and almost always by 2 weeks after conception. False negatives occur during this 2 week period. Breastfeeding does not impact this hormone. ...Read more

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Is there a possibility to get a false negative pregnancy test when drinking water all day?

Is there a possibility to get a false negative pregnancy test when drinking water all day?

Yes: If the urine is too dilute the test may not recognise the minute amount of hormone (HCG) in the urine. That is why we prefer a first voided urine in the morning. ...Read more

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Ovarian cysts and a false negative pregnancy test?

Ovarian cysts and a false negative pregnancy test?

Please clarify: The question is not clear. Ovarian cysts are common and do not interfere with pregnancy tests. ...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


Dr. Su Fairchild
1,237 doctors shared insights

Hypothyroidism (Definition)

When the thyroid gland is overactive and too much thyroid hormone is produced, which speeds up metabolism. This results in weight loss, a quick heartbeat, sweating, nervousness, ...Read more