Results 231 to 240 of about 51,993 (298)

Luteal-phase endocrinology

Reproductive BioMedicine Online, 2009
The corpus luteum is formed from the pre-ovulatory follicle under the action of the mid-cycle LH surge. LH is the main luteotrophic hormone in women controlling luteal structure and function during the normal menstrual cycle. Local factors, however, including progesterone are also involved.
I E, Messinis   +2 more
openaire   +2 more sources

Luteal Phase Dysfunction

Clinics in Obstetrics and Gynaecology, 1981
SUMMARY AND CONCLUSIONS Direct and indirect measures of progesterone secretion are the basis for assessing corpus luteum function. Despite methodological advances such as radioligand binding assays for the hormone, the frequency with which corpus luteum defects result in infertility or early abortion remains a matter of contention.
G S, Dizerega, G T, Ross
openaire   +2 more sources

Luteal Phase Support

Seminars in Reproductive Medicine, 1995
To develop a consensus regarding the need for luteal phase support during assisted reproductive technology (ART), and to establish the optimal compound and route of administration for this purpose.Review of the published literature on luteal phase support.Women undergoing assisted reproductive technologies.Progesterone was administered orally ...
openaire   +2 more sources

THE SHORT LUTEAL PHASE

Obstetrical & Gynecological Survey, 1970
ABSTRACT From among a group of women with apparently normal menstrual cycles, 7 cycles with short luteal phases were identified. These cycles were characterized by grossly normal FSH and LH patterns although the FSH/LH ratio was below normal. Mean plasma progesterone increased to less than 2 ng/ml shortly after the LH peak; thus, the peak level was ...
C A, Strott   +3 more
openaire   +2 more sources

Individualized luteal phase support

Current Opinion in Obstetrics & Gynecology, 2019
Purpose of review The aim of this review is to summarize the different aspects of luteal phase deficiency in IVF treatment and the possibilities of individualized luteal phase support. Recent findings After the application of human chorionic gonadotrophin (hCG) for final oocyte ...
Barbara, Lawrenz   +2 more
openaire   +2 more sources

The Luteal Phase Defect

Fertility and Sterility, 1976
In summary, the luteal phase defect is a deficiency of corpus luteum progesterone steroidogenesis, either in amount or duration, or both. The clinical manifestations include either primary infertility or repeated first trimester abortions. The diagnosis can only be made clinically on the basis of a well-timed endometrial biopsy that is read ...
Edward Wallach, Georgeanna Seegar Jones
openaire   +2 more sources

Luteal phase after ovarian hyperstimulation

BJOG: An International Journal of Obstetrics & Gynaecology, 1987
SummaryThe luteal phase was investigated in 17 women with normal menstrual cycles and tubal infertility who were superovulated with clomiphene (9 cycles), clomiphene plus pulsatile human menopausal gonadotrophin (hMG) (12 cycles) and clomiphene plus pulsatile follicle stimulating hormone (FSH) (11 cycles) during an in‐vitro fertilization programme ...
I E, Messinis, A, Templeton, D T, Baird
openaire   +2 more sources

The defective luteal phase

Human Reproduction, 1988
A defective luteal phase (DLP) results from a relative deficiency in secretion of progesterone by the corpus luteum. Approximately 30% of normal women show on biopsy an occasional DLP, while only 7-14% of infertile patients have a recurrent DLP. Endometrial biopsy remains the classical way to diagnose an inadequate luteal phase.
openaire   +2 more sources

Luteal Phase Defects

Fertility and Sterility, 1979
Edward Wallach, William C. Andrews
openaire   +2 more sources

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