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Old 11-26-2012
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Question FSH and the Estrogen Feedback Loop

I know that estrogen inhibits FSH , but in (GOLJAN page 445) they said that:
Estrogen surge during follicular phase has a "positive" feedback on FSH and LH

please help and thanks in advanced..
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Old 11-26-2012
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Ya actually normally increased amount of estrogen have negative feedback on FSH and LH but at the time of ovulation sudden estrogen surge is the cause of LH surge and ovulation.
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