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Doctor insights on: Thyroid Disease False Negative Pregnancy Test

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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

Dr. Krishna Kumar
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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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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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

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How often could a false negative pregnancy test occur?

How often could a false negative pregnancy test occur?

Not often: Pregnancy tests are quite accurate. A pregnancy test should be accurate by about 12 days after your ovulation, so by the time your period is late the test should be accurate. ...Read more

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What is the probability of a false negative pregnancy test?

What is the probability of a false negative pregnancy test?

See below: When done in accordance with manufacturer's direction, both sensitivity and specificity are high. ...Read more

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What are the chances of getting a false negative pregnancy test?

Rare: If you do a pregnancy test accurately and at the right time, the chance of a false negative test is less than 1%. It is important to do it when you have missed your period. Doing it too early, is the most common reason for a false negative pregnancy test. ...Read more

Dr. Terri Washington
447 doctors shared insights

Thyroid Diseases (Definition)

You can have problems with they thyroid making too much or too little thyroid hormone. You can also have problems with it being too large (goiter) of having nodules or cysts in it. There are also occasional thyroid cancers. Most thyroid problems can be easily diagnosed and treated ...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