Ultrasound indicator to evalutate effects of different artificial cycles of endometrial preparations on Frozen-thawed blastocyst Transfer cycles for/in patients with non-endometriosis
In non-endometriosis patients undergoing frozen-thawed blastocyst transfer, higher 3D-power Doppler endometrial indices predicted pregnancy outcomes, whereas GnRH agonist down-regulation did not significantly improve results compared to hormone replacement therapy.
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This study evaluated the efficacy of simple hormone replacement therapy versus GnRH agonist down-regulation for endometrial preparation in frozen-thawed blastocyst transfer cycles among women without endometriosis. Researchers analyzed ultrasound parameters and clinical outcomes, finding no statistically significant difference in pregnancy or implantation rates between the two protocols. While higher vascular indices on Doppler ultrasound correlated with successful pregnancy, the addition of GnRH agonists did not improve results compared to standard hormone replacement alone. Relevance to endometriosis: The paper explicitly excludes patients with endometriosis from its study population to focus on non-endometriosis infertility cases.
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