K.S. Richter

ObjectiveTo estimate the risk of a multiple gestation pregnancy in ovarian stimulation intrauterine insemination (IUI) cycles when stratified by patient age and mature follicle number.MethodsWe conducted a retrospective cohort study at a si…

ObjectiveTo compare live-birth rates, blastocyst to live-birth efficiency, gestational age, and birth weights in a large cohort of patients undergoing single versus double thawed blastocyst transfer.DesignRetrospective cohort study.SettingA…

ObjectiveTo characterize relationships associated with adverse endometrial development in patients undergoing IUI for unexplained infertility.DesignA retrospective review of 2,929 patients from 2004-2011.SettingLarge metropolitan infertilit…

The prevalence of moderately elevated TSH levels consistent with subclinical hypothyroidism (2.5-4.0 μIU/mL) was 23% in a cohort of 1,231 women pursuing assisted reproductive technologies. Preconception elevated levels of TSH were associate…

ObjectiveTo examine cycle outcomes among patients demonstrating an attenuated ovarian response that proceeded to oocyte retrieval to those converted to intrauterine insemination (IUI).DesignRetrospective cohort study.SettingLarge private fe…

BackgroundIntracytoplasmic sperm injection (ICSI) is a component of infertility treatment often employed when conventional in vitro fertilization is unlikely to be successful. Despite good clinical results with ICSI, the procedure is typica…

The difficulty of pretherapeutic demonstration of endometriosis externa (at best about 50% correct diagnoses) requires histological confirmation. This demands a surgical procedure in which is best to remove all the endometrioses. The radica…