Effect of endometriosis on implantation rates when compared to tubal factor in fresh non donor in vitro fertilization cycles
- PMID: 25191029
- PMCID: PMC4150142
- DOI: 10.4103/0974-1208.138874
Effect of endometriosis on implantation rates when compared to tubal factor in fresh non donor in vitro fertilization cycles
Abstract
Objective: The objective of the following study is to compare the outcome of in vitro fertilization and embryo transfer (IVF-ET) in women with endometriosis and tubal-factor infertility.
Design: Retrospective study.
Setting: Tertiary referral hospital, assisted reproductive technologies unit.
Materials and method: The study group consisted of 78 women diagnosed with advanced stage endometriosis. The control group included 100 women with tubal-factor infertility. These groups were retrospectively analyzed regarding stimulation, fertilization, embryo development, implantation and pregnancy outcome.
Intervention s: Controlled ovarian hyperstimulation and IVF-ET.
Results: Lower oocyte yield with lower fertilization rate were found in women with endometriosis compared with tubal-factor control subjects. However, no differences were found in cleavage, implantation and clinical pregnancy rates between the endometriosis and tubal-factor groups.
Conclusions: Our results showed that women with endometriosis have a lower oocyte yield and lower fertilization rate compared with women with tubal-factor infertility. However, once the oocyte is fertilized, it seems that the embryo has a normal chance of implantation, leading to similar pregnancy rates and adequately treated women with endometriosis have equal chances of conception as seen with tubal-factor infertility.
Keywords: Endometriosis; implantation; in vitro fertilization-embryo transfer; infertility; ovarian reserve; pregnancy.
Conflict of interest statement
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