A false positive pregnancy test result is uncommon, but it can happen. Learn how things like medications and medical conditions can cause a false positive result. If you're taking a pregnancy test, ...
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How accurate are pregnancy tests?
Many home pregnancy tests claim to be 99% accurate if used on the day of the expected period. Testing too early can give a false negative because there might not be enough HCG for the test to detect.
Beta-hCG is a shorthand term for a blood test used to measure hCG levels in early pregnancy. Find out what these levels mean. Many pregnant people and those trying to conceive may have heard the term ...
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Do expired pregnancy tests work? What you need to know
Medically reviewed by Alyssa Dweck, MS, MD, FACOG Key Points Pregnancy tests can expire, making it harder to get accurate ...
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