can you get a false.positive pregnancy test?
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In very rare cases, you can have a false-positive result. This means you're not pregnant but the test says you are. You could have a false-positive result if you have blood or protein in your pee. Certain drugs, such as tranquilizers, anticonvulsants, hypnotics, and fertility drugs, could cause false-positive results.
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False negative pregnancy test – how common is it? Yes, wrong pregnancy test results can and do happen. In fact false negatives – where the pregnancy test says you're not pregnant but you actually are – are more common than false positives. However, it's also important to say that this shouldn't give you false hope.
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Taking a Pregnancy Test at Night If you really can't wait until morning, go ahead and take one. The only issue is it might be inaccurate. If the test comes back positive at night, then you are most likely pregnant, as it is pretty rare to get a false-positive result (but not impossible).
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Because hCG is usually only present in your body when you're pregnant, false positive results are incredibly rare. If you use a reliable pregnancy test, like Clearblue, you can be over 99% certain you're pregnant if you see a positive result.
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You could have a false-positive result if you have blood or protein in your pee. Certain drugs, such as tranquilizers, anticonvulsants, hypnotics, and fertility drugs, could cause false-positive results. If you get a negative result, you're probably not pregnant.
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Accuracy. As with urine/home pregnancy tests, it is possible to end up with false results (both negative and positive) from a blood pregnancy test.
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False positive results are incredibly rare, and only happen if you have recently been pregnant, you're on fertility medications containing hCG, or you have a rare medical condition that causes hCG to be present.
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A positive result—even a faint line—on a pregnancy test means you're almost certainly pregnant. False positive results are incredibly rare, and only happen if you have recently been pregnant, you're on fertility medications containing hCG, or you have a rare medical condition that causes hCG to be present.
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However, in rare instances, you can get a false positive from: a recent pregnancy (e.g. after miscarriage, recent birth or termination) some rare ovarian cysts. certain medications containing the hCG hormone, like some fertility treatments.
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Is it possible to be pregnant and get a negative pregnancy test result? Yes, it is possible. Getting a negative result doesn't mean you're not pregnant, it may just mean your hCG levels are not high enough for the test to detect the hormone in your urine.
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A false-positive result indicates a pregnancy even though there isn't one. Rarely, the test may detect abnormal, non-pregnancy tissue, which requires follow-up by a doctor. These results are rare because usually only pregnant women produce the hCG hormone. There's a higher risk of getting a false-negative result.
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A false positive can be the result of the fact that in many fertility treatments, hCG is given to “trigger” ovulation and may remain in the blood. A false negative might occur because a low level of hCG may be undetectable in a urine test despite a pregnancy starting.
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It is possible to get a false negative on a pregnancy test (where the test says you're not pregnant, even though you are), particularly if you've tested before your period is due. If you've just had one negative result, you could try waiting for a few days and testing again, just to be sure.
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At times it's possible that a dollar pregnancy test kit might show you a false positive test when actually you might not be pregnant.
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False positives can also occur, but they're rare. Testing very early could detect a chemical pregnancy, where a fertilized egg implants in the uterus but stops growing before it's big enough to see on an early ultrasound.
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A very rare cause of a false negative is if the hCG hormone in your body doesn't react with the anti-hCG chemicals in the pregnancy test. If this is the problem, you may need to wait a few more days before you can get a positive result. Or, you may need to have a blood test.
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False Negative Pregnancy Tests However, this is not always the case. False negative pregnancy tests do occur. In fact, it is possible to have a negative result on a pregnancy test and actually be pregnant.