A member asked:

Positive opk then 27 hours later negative. what does this mean?

A doctor has provided 1 answer
Dr. Michael Traub answered

Specializes in Fertility Medicine

Normal: The kit checks your lh level. When it rises you ovulate 1-2 days later. The lh surge only stays elevated fo4 24-36 hours so it is supposed to turn negative again.

Answered 6/8/2013

5.1k views

Thank

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