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Abnormal fertilization in ICSI and its association with abnormal semen parameters:a retrospective observational study on 1855 cases

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Asian Journal of Andrology 2021年第4期23卷 376-385页

作者： Konstantinos Pantos Konstantinos Sfakianoudis Evangelos Maziotis Anna Rapani Eleni Karantzali Artemis Gounari-Papaioannou terpsithea vaxevanoglou Michael Koutsilieris Mara Simopoulou Centre for Human Reproduction Genesis Athens Clinic14-16 PapanikoliChalandriAthens 11527Greece Department of Physiology Medical SchoolNational and Kapodistrian University of Athens75 Mikras AsiasAthens 11527Greece

Intracytoplasmic sperm injection(ICSI)efficiently addresses male factor ***,the occurrence of abnormal fertilization,mainly characterized by abnormal pronuclei(PN)patterns,merits *** investigate abnormal fertilization patterns following ICSI and identify their respective associations with abnormal parameters in semen analysis(SA),a retrospective observational study including 1855 cycles was *** infertility diagnosis relied on the 2010 WHO *** population was divided into groups based on their SA *** presence of 2PNs and extrusion of the second polar body(PB)indicated normal fertilization.A Kruskal–Wallis test along with a Wilcoxon post hoc evaluation and Bonferroni correction was employed for comparison among the *** the pregnancy rate,logistic regression was *** correlation was established between the SA abnormalities and the 1PN or 3PN formation *** highest and lowest 0PN rates were reported for the oligoasthenoteratozoospermic and normal groups,*** lowest cleavage formation rates were identified in the oligoasthenozoospermic and oligoasthenoteratozoospermic *** aforementioned groups along with the oligoteratozoospermic group similarly presented the lowest blastocyst formation *** the clinical pregnancy rate,no statistically significant difference was *** conclusion,the incidence of two or more abnormal SA parameters–with the common denominator being oligozoospermia–may jeopardize normal fertilization,cleavage,and blastocyst *** the developmental milestone of achieving blastocyst stage status was achieved,only oligoasthenozoospermia and oligoasthenoteratozoospermia were associated with lower ***,following adjustment for the number of blastocysts,no statistically significant differences were observed.

关键词： assisted reproduction techniques fertilization intracytoplasmic sperm injection oligoasthenoteratozoospermia pronuclei semen analysis

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