Catherine Racowsky

Study questionWhat updates of the International Glossary on Infertility and Fertility Care are required, to reflect contemporary scientific knowledge, social needs, and inclusive definitions, while harmonizing international communication ac…

PurposeTo investigate whether a premature rise in progesterone at the end of the follicular phase is adversely associated with oocyte quality in IVF cycles.MethodsA retrospective cohort study including patients less than or equal to 40 year…

OBJECTIVE: To define specific risk factors for placenta previa in pregnancies conceived with assisted reproductive technology (ART). DESIGN: Retrospective cohort. SETTING: Fertility centers and inpatient obstetric units in Massachusetts. …

Abstract Available evidence indicates that women with endometriosis tend to have lower implantation rates following IVF than those without endometriosis. Whether this reduction in implantation rate is due to compromised endometrial receptiv…

ObjectiveTo compare the obstetric and perinatal outcomes of deliveries conceived with embryos from single-step vs. sequential culture media systems.DesignHistorical cohort of Massachusetts vital records linked to assisted reproductive techn…

Research questionWhat is the association between endometrioma-affected ovaries, their follicular fluid inflammatory microenvironment, and ovary-specific oocyte and embryo yield and quality?DesignExposure-matched prospective cohort study con…

PROBLEM: Psychiatric disorders and stress in women have been associated with poor IVF outcome. We hypothesized that both partners in the infertile couples are emotionally affected, and cytokines in both may link psychological to reproductiv…

ObjectiveTo compare patterns of luteal phase bleeding (LPB) in IVF cycles supplemented with Crinone and with intramuscular progesterone (IMP) and to evaluate the impact of luteal estrogen supplementation on LPB.DesignProspective, randomized…