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How long after positive opk do you ovulate

A 30-year-old female asked:
Dr. Gayane Ambartsumyan
Fertility Medicine 20 years experience
24 hours: Generally within 24 hours. This of course depends whether you caught the beginning, the middle or the tail end of the lh surge with your test.
Dr. Neeoo Chin
Fertility Medicine 40 years experience
1 to 2 days later: Ovulation normally occurs within 24 to 48 hours after a positive opk. Usually it's closer to 24 to 36 hours.

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A 38-year-old female asked:
Dr. Victor Beshay
Fertility Medicine 20 years experience
Ovulation prediction: Ovulation predictor kits (opk) predict when you will ovulate. When you detect the first positive that means you will ovulate within the next 24 hours.... Read More
A 30-year-old female asked:
Dr. Richard Threet
Specializes in Obstetrics and Gynecology
It's possible: If you are using clomid, (clomiphene) you may get false positive's if done to early in the cycle. You should also do BBT charting to assure you are t... Read More
A 34-year-old female asked:
Dr. Frank Yelian
Obstetrics and Gynecology 38 years experience
Yes: Although it is not common, it is possible. For women with decrease ovarian reserve, sometime ovulation can occur even earlier. The reason that happen ... Read More
A 25-year-old female asked:
Dr. Gerard Honore
Fertility Medicine 29 years experience
OPK: The accuracy of OPK varies - sadly, the OPK are more reliable the more regular your cycles are normal, meaning the women who need them most will get t... Read More
A 24-year-old female asked:
Dr. Derek Haas
Specializes in Fertility Medicine
The following day: If you were checking yourself every day and you first detected the surge on CD21 then the following day (CD22) is when the egg is released (or ovulate... Read More
A 32-year-old female asked:
Dr. Jeff Livingston
Obstetrics and Gynecology 22 years experience
Sounds like it: If you had a positive ovulation test then it sounds like you are ovulating. After you get a positive test then you can stop testing for that menstrual... Read More
A member asked:
Dr. Mary David
Specializes in Obstetrics and Gynecology
Yes: Ovulation usually occurs 14 days before your next period starts. In a 26 day cycle that would be day 12 and in a 27 day cycle it would be day 13. This... Read More
A 19-year-old female asked:
Dr. Douglas Lawson
Obstetrics and Gynecology 28 years experience
OPKs: These just measure urinary leutinizing hormone. Take the number of days from start of one period to start of next and divide in half and count from d... Read More
A female asked:
Dr. Marlan Schwartz
Obstetrics and Gynecology 35 years experience
Not specific: The spike noted in the urine is the LH surge, which occurs about 24 hours before ovulation. The temp change is very non-specific and can be affected b... Read More

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