luteinizing hormone surge

luteinizing hormone surge

a sharp increase in serum levels of luteinizing hormone seen around the middle of the menstrual cycle about 1 to 2 days before ovulation.

luteinizing hormone surge

,

LH surge

The abrupt increase in levels of LH that precedes the release of an egg from an ovarian follicle.
References in periodicals archive ?
A controlled study of human chorionic gonadotrophin induced ovulation versus urinary luteinizing hormone surge for timing of intrauterine insemination.
Prospective, randomized trial comparing cetrorelix acetate and ganirelix acetate in a programmed, flexible protocol for premature luteinizing hormone surge prevention in assisted reproductive technologies.
no luteinizing hormone surge with subsequent lack of ovulation and dysfunctional estrogen effect on the uterine endometrial lining.
Involvement of central metastin in the regulation of preovulatory luteinizing hormone surge and estrous cyclicity in female rats.
Studies have shown that these telltale ions surge three days prior to the estrogen surge, four days prior to the luteinizing hormone surge (which is detected in urine tests) and five days prior to ovulation, collectively known as prime fertility time.
Expression of aromatase in the ovary: down-regulation of mRNA by the ovulatory luteinizing hormone surge.
Other research also has been unable to demonstrate any significant effect of danazol on steroid receptor concentrations in the endometrium after two 400 mg doses of danazol at 48 and 60 hours after the luteinizing hormone surge.
Bicuculline infusions advance the timing of luteinizing hormone surge in proestrous rats: comparisons with naloxone effects.
8 cm in diameter on the day of the luteinizing hormone surge or HCG administration.
That dose mimics the natural luteinizing hormone surge prior to ovulating.
The prevalence and influence of luteinizing hormone surges in stimulated cycles combined with intrauterine insemination during a prospective cohort study.
Women with endometriosis are more likely to have luteinized unruptured follicle syndrome, luteal phase dysfunction, abnormal follicular growth, and premature and/or multiple luteinizing hormone surges.

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