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If your blood test came back positive then it is positive.

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โˆ™ 2005-11-06 21:27:38
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Q: Is it possible to have a false positive home pregnancy test and blood test?
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Is it possible for a pregnancy test to detect a false positive?

A false positive is very rare but it is possible. It is a LOT more common to get a false negaive than a false positive. The best thing for you to do, is to do another pregnancy test. If the test is still positive then you are pregnant and should see your doctor.

Is it possible to have two false positive pregnancy tests?

False positive pregnancy tests are extremely rare, the test reacts to hCG which is a hormone found in the blood and urine of a woman who is pregnant or from certain rare medical conditions.

Can hcg injection give you false positive blood test?

Yes, an HCG injection can give you a false positive on a blood draw pregnancy test.

Is it possible to have 2 out of 3 positive pregnancy tests be false?

A false positive pregnancy test is extremely rare, so I would say no, if the tests read positive you are most likely pregnant.

Is it possible for nexium to give a false positive pregnancy test result?


You had a positive pregnancy test around 3pm yesterday and then you took it twice 10 am this morning and it said negative you still have no period are you pregnant?

Well it is possible for a false positive and it's possible for a false negative, the safest way to be sure is to get a blood test.

Can you have a positive blood pregnancy test and not be pregnant?

The chances of that happening are very low as false positive pregnancy tests are very rare

Can you get a positive if not pregnant in a first response pregnancy test?

False positives are possible.

Can two different pregnancy tests show a false positive?

It is possible, though rare.

Is it possible to have a false positive urine pregnancy test?

Absolutely. Most Pregnancy tests tend to 90-96% accurate.

What do you do if pregnancy tests give different results?

It is likely that you are pregnant. It is possible to have false negative results, but unlikely to have a false positive.

Can Urinary track infection causes fake positive result of pregnancy blood test?

No, UTI does not cause a false positive pregnancy test. Pregnancy tests are very specific to hCG (the pregnancy hormone), if the test reads positive you are pregnant.

Is it possible to get a false urine test but positive blood test?


What are possible causes of false positive reactions with presumptive screening for tests of blood?

There are no reasons for hcg in your blood apart from pregnancy but there is a rare cancer that can make hcg in your blood but very low levels we had a 8 yr old patients with hcg in her bloods. Other answer is pregnancy

Is it possible to be pregnant despite having had a positive home pregnancy test followed by a negative quantitative blood test followed by another positive home pregnancy test?

Home pregnancy tests rarely give you a false-positive. If two pregnancy tests have shown positive, I would say that you are definitely pregnant. The may've mucked up the blood test. Judge for yourself if you have any other signs of pregnancy. Sore breasts? Nausea? Dizziness and headaches? Bloating?

Is it possible to be pregnant and have an hpt be positive and a blood test be negative?

it's not very likely, blood tests are very accurate and HCG (pregnancy hormone) shows in the blood before in the urine. HPT's are not as accurate and sometimes can provide a false positive result, though it's not all that often. Sometimes if you look at the test after the time allowed in the instructions you will see a false positive line. ~pawsalmighty

What can give a false pregnancy test?

A positive pregnancy test is simply a rise in hormones secreted in urine or blood. False positive pregnancy tests are rare but can be caused by adrenal tumors, or possibly certain medications. A false pregnancy test when a woman is actually pregnant means she isn't secreting the hormones in her urine yet, or they are high enough to be picked up by the test she uses. Blood test for pregnancy is more accurate.

What causes a false positive pregnancy test?

False positive pregnancy tests are extremely rare. They are caused by tumors when they occur.

Can gallbladder give you a false positive on a pregnancy test?

There is no gallbladder disease or problem that would cause a false positive pregnancy test.

Can a blood pregnancy test give a false positive result?

there is always an error factor but with a blood test you can be pretty sure its correct.

Can you have a false positive pregnancy test at a hospital?

YES. It is possible. So your Gynecologist will do Ultrasonography to confirm but this is rare.

Can lithium cause a false positive on a pregnancy test?

Yes, lithium can cause a false pregnancy on a pregnancy test.

Is a prgnancy test accurate if your still waiting on your period but the pregnancy test is positive?

Most home pregnancy tests are around 95% accurate.It's also more likely to have a false negative than a false positive. You should see a Dr for a blood pregnancy test now.

Can melatonin give you a false positive on a pregnancy test?

See this answer: "No, melatonin would not give a false positive result on a pregnancy test, however melatonin does increase the amount of the hormone which pregnancy testing kits look for if you are pregnant so you may get a true positive earlier than normally possible. Many pregnancies are rejected by the body very early in development. " Source: Can melatonin give you a false positive pregnancy test reading

Could hyperthyroidism be cause for a false positive blood test?

One AnswerA blood test is the most accurate way of determining pregnancy. The only thing that will cause a false positive blood test is a chemical pregnancy, etopic pregnancy or medication containing HCG. Have a repeat blood test. Another AnswerFalse positive for what? For hepatitis, HIV, alcohol no probably not. For tests of hormones levels, maybe. Really depends on what is being tested.

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