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Doctor insights on: Pregnancy False Negative

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False positive stress test reason?

False positive stress test reason?

Body habitus: Most common cause of false positive stress test is body habitus. This commonly affects women because the heart rhythm needs to be picked up through their breast tissue. ...Read more

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Dr. Daniel Saurborn
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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Preg test positive but blood test negative missed period?

Preg test positive but blood test negative missed period?

Timing: It is possible that the urine pregnancy test detected HCG that was in the urine even as a pregnancy was failing (impending miscarriage) but by the time a blood test was done, the miscarriage had already occurred and the levels of the HCG pregnancy hormone were cleared. Alternatively, it could have just been a false (+) urine pregnancy test. ...Read more

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Can pregnancy blood test give false negative. 3 days late, urine test negative and blood test negative too?

Can pregnancy blood test give false negative. 3 days late, urine test negative and blood test negative too?

False negative PG: A false pregnancy test is possible however, in this case you also have a negative blood pregnancy test which is far more accurate. ...Read more

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Are false positive herpes test likely?

Are false positive herpes test likely?

No: A positive antibody means you're infected with herpes. That doesn't mean you're developing outrbreaks, but it does mean that you at least have latent herpes somewhere in your body. A positive culture or pcr for herpes means you have an active lesion. ...Read more

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Negative pregnancy test results, but still no period.

Negative pregnancy test results, but still no period.

Hormonal imbalance: 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. Consult this site for more information on this topic. http://www.nichd.nih.gov/health/topics/menstruation/conditioninfo/Pages/causes.aspx ...Read more

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Negative pregnancy test but light period?

Mentral periods: Periods vary from 3 to 5 days, light and heavy. This is normal and depends on your health and activity level. However, if you had sex and are worried, make sue you did your pregnancy test correctly as per the instructions and repeat it a week later to double check the accuracy. If no sex, then no way pregnant. If not pregnant, do nothing about the light period. ...Read more

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Positive HIV screener test at blood donation... Negative IFA and Negative NAT... False positive?

Positive HIV screener test at blood donation... Negative IFA and Negative NAT... False positive?

Yes: The initial screening test for HIV is very sensitive, but not very specific. The back up screening tests are much more specific for HIV. ...Read more

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Missed period but negative in pregnancy test?

Missed period but negative in pregnancy test?

Anovulation: If you missed a period and your pregnancy test came back negative, then you most likely had an anovulatory cycle, meaning your ovaries didn't release an egg. This happens from time to time but if consistent, see your doctor because you may have a hormonal imbalance. Consider a birth control consultation to regulate your periods and avoid unplanned pregnancy. ...Read more

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Multiple negative hpt and negative blood pregnancy test. Sore nipples. Definatly Not pregnant?

Multiple negative hpt and negative blood pregnancy test. Sore nipples. Definatly Not pregnant?

Hormonal imbalance: 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. You may consider implanted contraceptive or an IUD. Consult this site for more information on this topic. http://www.nichd.nih.gov/health/topics/menstruation/conditioninfo/Pages/causes.aspx Practice safe sex. Get HPV vaccine. ...Read more

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2mos delayed period negative pregnancy test?

2mos delayed period negative pregnancy test?

See below: Menstrual irregularities are not uncommon. Anovulatory cycles are one cause. You may wish to consult this site for more information. http://www.nichd.nih.gov/health/topics/menstruation/conditioninfo/pages/causes.aspx ...Read more

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Can pcos cause false positive pregnancy test?

Can pcos cause false positive pregnancy test?

PCO: The principal features are anovulation, resulting in irregular menstruation, ovulation-related infertility; excessive amounts or effects of androgenic (masculinizing) hormones, resulting in acne and facial hair, Insulin resistance, often associated with obesity, type 2 diabetes, and high cholesterol levels. It will not give you a positive pregnancy test. ...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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Period 12 days late home pregnancy test negative?

Period 12 days late home pregnancy test negative?

Check with your MD: If this something new, you need to check with your MD to see what's going on. If you have irregular periods chronically, you may not be ovulating. You would still need to see your MD to talk about treatment. ...Read more

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Clearblue.Easy.Ovulation test show pregnancy?

Clearblue.Easy.Ovulation test show pregnancy?

No: Home pregnancy tests are used to detect pregnancy and ovulation tests are used to detect ovulation. Take care. ...Read more

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Miss carried missed period negative home test .

What's ?: Please ask us a question that we can help you with. It sounds like you may have had some bad days recently, but I'm not sure what your question is. ...Read more