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A 18-year-old female asked:

Is a blood pregnancy test accurate 18 days after sex? i got one at my doctors office last week and it was neg. could i still be pregnant ?

1 doctor answer3 doctors weighed in
Dr. Anne Hale
A US doctor answeredLearn more
Yes: Yes it should be accurate. I have seen a few women who are pregnant and the test is negative for a while. If you are still doubting the results then retest and you should feel nausea, breast tenderness, fatigue in most early pregnancies.
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Last updated Mar 31, 2015

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