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Doctor insights on: Can You Ovulate Before Lh Surge

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What is the probability that after getting a positive home ovulation test/lh surge that someone not ovulate?

What is the probability that after getting a positive home ovulation test/lh surge that someone not ovulate?

Good question: There is some variability in9 the accuracy of the available otc ovulation prediction kits. If it's working, then the ovulation should occur for the overwhelming majority (>95%) of patients who experience the lh surge. You can have your doctor order a day 21 Progesterone level, and that will confirm ovulation (or prove it didn't occur), to help you be sure. ...Read more

Dr. Philip Chenette
1,777 doctors shared insights

Ovulation (Definition)

Ovulation is the act of the ovary releasing the egg after it has been hormonally prepared, to be ...Read more


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Can ovulation occur without an LH surge?

No: Lh must surge for ovulation to occur. But sometimes it is difficult to pick up the surge on an ovulation predictor kit if not time right. ...Read more

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When does ovulation occur after LH surge?

When does ovulation occur after LH surge?

1-2 days later: So the surge can last for about 36 hours from beginning to end. Ovulation usually occurs about 1-2 days after surge and the eggnormally lasts there 102 days. ...Read more

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How much time LH surge takes to drop after you ovulate?

How much time LH surge takes to drop after you ovulate?

LH drops before: Ovulation usually occurs approximately 24 to 36 hours after the lh surge. Therefore your lh should already be low when you actually ovulate. ...Read more

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What's the likelihood of having an LH surge but not ovulating?

What's the likelihood of having an LH surge but not ovulating?

Unknown, but low: The complete answer: it is uncommon to not ovulate after detecting a TRUE LH surge. This was called a luteininzed unruptured follicle (LUF) and we are not certain how often it happens, most estimates are around 10%. Here's the trick though: many women get false LH readings on OPK, so obviously you would NOT expect ovulation to follow these. Good wishes. ...Read more

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When does ovulation temperature dip occur in relation to LH surge?

After ovulation: The lh surge will occur about 24 to 36 hours before ovulation. By about 24c hours after ovulation the Progesterone levels begin to rise - that rise in Progesterone causes the basal body temperature to increase about one half of a degree fahrenheit. ...Read more

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Why is my LH surge last 72 hours not the normal 36 hrs? I ovulate every month

Why is my LH surge last 72 hours not the normal 36 hrs? I ovulate every month

It doesn't: I'm assuming you're using ovulation prediction kits. Once your surge happens it takes a period of time for the LH to go back down below a level where it goes below the test levels indicated to be positive. I addition if you are checking the LH very often you will pick up a positive a bit before the actual surge. I tell my patients once you have a positive test to stop & save for the next cycle ...Read more

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Ovulation occurs 12-36 after the beginning of the LH surge or after the peak of lh?

Ovulation occurs 12-36 after the beginning of the LH surge or after the peak of lh?

Ovulation is: Stimulated by the spike in fsh and lh, usually measured from the beginning, but it is a very rapid change in levels. ...Read more