Oehninger S

PurposeExcess embryos transferred (ET) (> plurality at birth) and fetal heartbeats (FHB) at 6 weeks' gestation are associated with reductions in birthweight and gestation, but prior studies have been limited by small sample sizes and limite…

Study questionWhat is the association between ART conception and treatment parameters and the risk of birth defects?Summary answerCompared to naturally conceived singleton infants, the risk of a major nonchromosomal defect among ART singlet…

OBJECTIVE: The aim of this study was to compare the endometrial expression of milk fat globule-EGF factor 8 (MFG-E8), its receptor integrin αvβ3, and leukemia inhibitory factor (LIF) in patients with endometriosis and infertility and in hea…

OBJECTIVE: To determine whether endometriosis is associated with mitochondrial dysfunction in cumulus (granulosa [GC]) cells of subjects undergoing IVF-intracytoplasmic sperm injection (ICSI). DESIGN: Prospective cohort study. SETTING: An…

OBJECTIVES: We conducted a prospective blinded study to evaluate the costs, accuracy, risks, and benefits of 3-dimensional (3D) transvaginal sonography compared to hysterosalpingography. METHODS: A total of 101 women aged 26 to 44 years wi…

PurposeTo evaluate if the degree of recovery of serum gonadotropins after oral contraceptive pills (OCP) pretreatment has an impact on ovarian response in GnRH-antagonist IVF cycles in women of advanced maternal age.MethodsIn this retrospec…

Poor responders represent more than a third of women undergoing assisted reproduction. Typically they are patients with advanced maternal age and low ovarian reserve. However, there is a younger group that unexpectedly demonstrates impaired…

ObjectiveTo characterize pubertal development of the first generation of young adults born as a result of in vitro fertilization (IVF). Demographic, clinical, and body size characteristics were examined regarding developmental milestones.De…

The purpose of this study was to examine the effects of polycystic ovary syndrome (PCOS) and body mass index (BMI) on selected indicators of IVF or intracytoplasmic sperm injection (ICSI) treatment success. A retrospective cohort study was …

PurposeTo investigate the effect of the cumulative exposure to estradiol (E(2)) during the follicular phase on IVF outcome.MethodsPatients were stimulated with recombinant FSH after GnRH agonist suppression and had a day 3-embryo transfer. …

ObjectiveThe purpose of this study was to investigate the effect of endometriomas on clinical pregnancy rates of in vitro fertilization-embryo transfer.Study designInfertile patients with endometriosis who underwent in vitro fertilization-e…

OBJECTIVE: To examine whether placental protein 14 (PP14) may affect directly those sperm functions crucial to fertilization and early embryo development. DESIGN: In these prospective studies, we evaluated semen samples of fertile men incu…

OBJECTIVE: To evaluate the effect of peritoneal fluid (PF) from patients with endometriosis on gamete interaction under hemizona assay (HZA) conditions. DESIGN: The HZA was used to study the effect of PF from patients with endometriosis on…

In this study, in-vitro fertilization (IVF) cycles were examined in patients with endometriosis who received gonadotrophin releasing hormone agonist (GnRHa) therapy in an effort to improve their response to stimulation. Twelve patients trea…

Ectopic pregnancy continues to be a major complication of in vitro fertilization (IVF) and embryo transfer. We report the first abdominal pregnancy occurring after this therapeutic approach. The patient, a 35-year-old female, presented a fr…

The purpose of this report is to present a 6-year experience in the management of endometriosis with in vitro fertilization and embryo transfer (IVF/ET). We divided 136 patients who underwent 280 cycles into three groups: (1) previous histo…