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Sunday, October, 25, 2009

How Accurate Are Blood Pregnancy Tests

Health Encyclopedia: Pregnancy Test

Special considerations

Urine pregnancy tests will only be positive when you have sufficient HCG in your blood. If you are very early in your pregnancy, and the HCG level is below 25-50 mIU/mL, the test will be negative.

If you think you are pregnant, repeat the pregnancy test at home or at your health care provider's office.


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