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actually im going to say yes only because when i thought i was pregnant with my daughter i had a blood test and it came out negative one week later i took a home pregnancy test and i was pregnant!!! It is very unlikely as the level of HCG is measured absolutely. no the blood is more accurate than the urine test when doing any blood work it is good blood work never lie

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โˆ™ 2008-04-11 02:58:13
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Q: Can a blood test for pregnancy be wrong?
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Can blood tests for pregnancy be wrong?

A qualitative blood test can be wrong. The Quantitative Beta HCG blood test will not be wrong.


You have had 3 positive blood pregnancy tests and one negative home pregnancy test which was taken after the first positive blood test was reported what does this mean?

It means that either the blood tests were wrong or the home pregnancy test was wrong


Can a positive outcome for a blood test result ever be wrong?

Hello. A positive pregnancy blood test is never wrong. Congratulations.


If I had 4 positive urine pregnancy tests and I went to the doctor and he couldn't find anything in the sonogram he administered so he had me do a blood test could 4 home pregnancy tests be wrong?

yes the home pregnancy test is wrong because accuracy wise the blood test for pregnancy which more clinics and hospitals use is more accurate than urine test for pregnancy which is the one frequently used in home pregnancy test or the quick kit test for pregnancy.


Can pregnancy test give negative results at 6 weeks?

Yes, a home pregnancy test can always be wrong. You need a blood check from your doctor to be sure.


Can the Progesterone Blood Test detect pregnancy?

Can the progesterone blood test detect pregnancy?


What is better to get a pregnancy test by urine or blood test?

blood test


Can a pregnancy test can be wrong?

no


What in the blood test indicates pregnancy?

A blood test for pregnancy is testing for human chorionic gonadotropin (hCG), the pregnancy hormone.


What does weak positive pregnancy blood test mean?

weak pregnancy blood test mean the pregnancy is liable to abort


Can a doctors pregnancy test be wrong?

Yes, all pregnancy tests can be wrong


What is a qualitative pregnancy blood test versus a quantative pregnancy blood test?

qualitative pregnancy test is basically yes or no answer. quantative pregnancy test gives an idea of how long you have been pregnant


When to do the blood test for pregnancy?

Blood test are good for women who do not have enough hcg in their urine to detect on a home urine pregnancy test. A blood test can detect pregnancy before a hpt can. Hopes this help


Can negative pregnancy test be wrong?

a negative pregnancy test can be wrong because it could have misditected, a positive pregnany can't be wrong though.


What does 10 percent positive on a blood pregnancy test mean?

You read the results wrong. Blood pregnancy tests aren't reported in percentages. Take a look at the result again.


What type of material comes out of mt stromboli?

The best pregnancy test you can get is from your dooctr, you can pee in a cup or they will take blood. Every pregnancy test you buy in the store has a chance of being wrong.


Can a pregnancy test be wrong?

yes


What causes a urine pregnancy test to be positive and a blood pregnancy test to be negative?

good pee, bad blood.


Can high white blood cell count affect pregnancy test?

No. It does not affect your pregnancy test. You do pregnancy test on your urine.


What detects pregnancy in pregnancy test?

Your urine, or your blood.


Would a blood test for pregnancy detect hiv?

No, a blood test for pregnancy would not detect HIV. Ask for the HIV test by name.


Can metformin cause wrong pregnancy test?

Have been told that it cant affect a pregnancy test


What pregnancy test are the most sensitive?

blood test


Can blood pressure medication affect the results of a pregnancy test?

no, blood preasure and pregnancy have nothing in common unless you are pregnate and have high blood preasurethe pregnancy test has no effects from the medicine


Is it possible for a home pregnancy test to detect pregnancy before a blood pregnancy test?

no a blood pregnancy test can scan for lower levels of pregnancy hormones then a pregnancy test. a blood test can usually be taken after two weeks ovulatsion. depending on when you ovulated if you know i surgest if you wish to find out if your pregnant before your missed period that you use a pregnancy test whitch can detect the pregnancy hormones 6 days early. it will be best for you to take this test with the first pee in the morning.