Purpose Premature luteinization (PL) affects 12.3–46.7% of fresh in vitro fertilization cycles,
and there is accumulating evidence confirming its negative effect on success rates …

Progesterone elevation (PE) during the late follicular phase of controlled ovarian stimulation
in fresh embryo transfer in vitro fertilization (IVF)/intracytoplasmic sperm injection cycles has …

This study is designed to investigate the effects of increased progesterone (P4) levels on the
quality of retrieved oocytes and embryos during IVF. This retrospective analysis included …

The impact of the prematurely elevated serum progesterone on the late follicular phase,
commonly known as premature luteinization (PL), is a matter of continuing debate. Available …

Objective: To investigate the effect of progesterone elevation during late follicular phase on
early pregnancy outcomes and live births after fresh embryo transfers. Methods: Patients …

Endocrine-disrupting chemicals (EDCs) interfere with the mammalian hormone system and
alter its endo-and paracrine regulation. The goal of the present study was to examine the …

The study aimed to review the role of basal, trigger, and aspiration day progesterone levels
(PLs) as predictors of in vitro fertilization (IVF) success for patients with and without …

Objective To investigate the effect of progesterone rise on hCG day on the laboratory and
clinical outcomes in natural cycles and to explore the possible factors related to the …

The impact of premature elevation of progesterone (PPE) on the day of the trigger on
pregnancy outcome in in vitro fertilisation (IVF) cycles has been a matter of contention and …

Introdução: A necessidade de constante aprimoramento das Técnicas de Reprodução
Assistida (TRA) como tratamento da infertilidade tem sido um tema incontornável na …