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A member asked:

My husband gave me genital herpes through a canker sore--but his std test came back negative for hsv1? why is that? i have only had one sexual partner: my husband. i contracted genital herpes because he had a canker sore in his mouth and performed oral se

1 doctor answer3 doctors weighed in
Dr. Robert Ryan
Dentistry 51 years experience
Test failure: The tests for viral presence and accurate identification (hsv-1 and hsv-2) are not 100% accurate. They tend to look for antibodies for the particular virus, which may not have yet been detectable when the test was performed. A re-test with one of the newer screening tests is advisable.
Last updated Oct 21, 2014
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