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Doctor insights on: Percentage Of False Negative Pregnancy Tests

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Can ovarian cysts cause false negative pregnancy tests?

Can ovarian cysts cause false negative pregnancy tests?

No: But a person with a false negative pregnancy test will often have an ovarian cyst, since all pregnancies have a corpus luteum. ...Read more

Dr. Lois Freisleben-Cook
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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Have had 4 positive home pregnancy tests and 1 negitive test between the positives could it have been a false negative ?

Have had 4 positive home pregnancy tests and 1 negitive test between the positives could it have been a false negative ?

Yes: One negative urine pregnancy test is a false negative if 3 other tests are positive before and after the negative. A follow-up test later at the ob-gyn doctor's office can be done if desired. ...Read more

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I have not had a period for a little over two months, could nine negative first response pregnancy tests still be giving a false negative?

I have not had a period for a little over two months, could nine negative first response pregnancy tests still be giving a false negative?

Unlikely/blood test: If you did the test correctly, you are not pregnant. If you want to clear all doubts, see your doctor for a blood test. Menstrual irregularities are not uncommon and anovulatory cycle is a common cause. If you miss more than two periods it would be time to see your doctor. If you do not wish to be pregnant, use contraception all the time. ...Read more

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Is it possible to have a false negative blood test for pregnancy? I've had positive home pregnancy tests for 2 weeks but my blood test said negative

Is it possible to have a false negative blood test for pregnancy?  I've had positive home pregnancy tests for 2 weeks but my blood test said negative

Blood test better: Blood test for HCG is more sensitive and specific. There may be an issue with your technique for testing, especially how long after applying urine did you read the test? If you still have doubts, you may see your doctor for an ultrasound examination. ...Read more

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My period is 14 days late. I've taken several dollar tree pregnancy tests, they were all negative. Could it be false negative?

My period is 14 days late. I've taken several dollar tree pregnancy tests, they were all negative. Could it be false negative?

See doc or check 1w: Over the counter home pregnancy tests take longer to turn positive than blood tests do, but usually 2 weeks is enough, unless the period would have been a bit late anyway. Options for a suspected pregnancy but a negative home pregnancy test include: See doctor for a blood test, or repeat a home pregnancy test in 1 week. ...Read more

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