Research Question: What is the level of understanding, and what are the attitudes and considerations regarding preconception carrier screening (PCS) among couples seeking IVF or intracytoplasmic sperm injection (ICSI)?
Design: A mixed-methods design was used. Nine interviews were conducted with couples or individual partners (n = 16) who had an initial consultation for IVF/ICSI in the 2 years preceding this study. A questionnaire was completed by 115 participants.
Study Question: What are the reproductive outcomes of patients who cryopreserved oocytes or embryos in the context of fertility preservation in the Netherlands?
Summary Answer: This study shows that after a 10-year follow-up period, the utilization rate to attempt pregnancy using cryopreserved oocytes or embryos was 25.5% and the cumulative live birth rate after embryo transfer was 34.6% per patient.
Purpose: The goal of this study was to determine ongoing pregnancy rate, time to pregnancy and embryo transfers to pregnancy within a cohort of patients with recurrent implantation failure (RIF).
Methods: IVF patients with RIF were included after referral to the RIF outpatient clinic. They received a questionnaire 1 year after inclusion.
High-throughput sequencing technologies have increasingly led to discovery of disease-causing genetic variants, primarily in postnatal multi-cell DNA samples. However, applying these technologies to preimplantation genetic testing (PGT) in nuclear or mitochondrial DNA from single or few-cells biopsied from in vitro fertilised (IVF) embryos is challenging. PGT aims to select IVF embryos without genetic abnormalities.
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