Simultaneous bilateral tubal ectopic pregnancy after intracytoplasmic sperm injection and embryo transfer, in a patient with Stage 3 endometriosis
- PMID: 30254915
- PMCID: PMC6135200
- DOI: 10.1016/j.gmit.2017.03.001
Simultaneous bilateral tubal ectopic pregnancy after intracytoplasmic sperm injection and embryo transfer, in a patient with Stage 3 endometriosis
Abstract
Introduction: The incidence of extrauterine pregnancy increases to 2-12% following in vitro fertilization -embryo transfer. Several pathogenic theories have been suggested, including abnormal hormonal secretion or exogenous hormones administered in assisted reproductive technology (ART).
Case report: A 32-year-oId nulliparous woman with primary infertility and Stage 3 endometriosis was treated by ART with intracytoplasmic sperm injection and embryo transfer. The patient showed simultaneous bilateral extrauterine pregnancy, managed by laparoscopic salpingectomy.
Discussion: The various possible pathophysiological mechanisms are described, with a review of the literature on simultaneous bilateral extrauterine pregnancy following ART. In pregnancies following ART, ectopic pregnancy should always be screened for by serum β-human chorionic gonadotropin monitoring and transvaginal ultrasound until the implantation site can be confirmed as the incidence is higher than in spontaneous pregnancy. Even if serum β-human chorionic gonadotropin concentration increases normally, possible bilateral ectopic pregnancy should always be investigated if no intrauterine gestational sac can be seen.
Keywords: bilateral ectopic pregnancy; embryo transfer; endometriosis; in vitro fertilization; intracytoplasmic sperm injection.
Conflict of interest statement
Conflicts of interest: The authors have no conflict of interest relevant to this article.
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