Background: Oocyte donation has facilitated couples to achieve pregnancy in conditions like diminished ovarian reserve, premature ovarian failure, and inheritable disorders. However, it is unclear whether pregnancy complications are due to oocyte donation per se or due to confounding factors such as maternal age or the allogenic fetus. In this retrospective comparative cohort, an attempt was made to evaluate and compare multiple obstetric and perinatal outcomes.
Methods: The present study comprised all women in the age range of 20-45 years who conceived from oocyte donation (n=102) between 1/12/2011 to 30/09/2017. Control group consisted of spontaneous conception cases (n=306) in ratio of 1:3 with no previous medical or surgery comorbidity. Obstetric and perinatal outcomes were compared between two groups.
Results: Mean maternal age was significantly higher in the donor oocyte IVF group (group 1; 35.13 years) as compared to spontaneous conception group (group 2; 31.75 years). Parity between the two groups was comparable. Pregnancy induced hypertension (PIH) was seen in 33.33% of cases in group 1 as compared to 7.18% in group 2. Moreover, gestational diabetes mellitus was seen in 34.31% of cases in group 1 as compared to 9.47% in group 2 (p=0.001). By the same token, there was significant difference in perinatal outcomes between the two groups.
Conclusion: Oocyte donation should be treated as an independent risk factor for miscarriage, hypertensive disorder, and gestational diabetes mellitus in pregnancy.
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http://dx.doi.org/10.18502/jri.v23i2.8994 | DOI Listing |
Reprod Biomed Online
September 2024
Department of Psychology, Umeå University, Umeå, Sweden.
Research Question: Do directed oocyte donors differ from non-directed identity-release oocyte donors regarding pre-donation motives and ambivalence, and post-donation satisfaction and openness?
Design: The study is part of the longitudinal Swedish Study on Gamete Donation where consecutive samples of identity-release gamete donors at seven Swedish University Hospitals were approached during a 3-year period (2005-2008). The participants of the current study were 16 women who donated oocytes to family members or friends (directed donation) and 123 women who donated to unknown recipients (non-directed donation). Survey data on motivation, ambivalence, post-donation satisfaction and openness were collected at five time points between acceptance as a donor and 14-17 years post-donation.
JBRA Assist Reprod
December 2024
Genetics Unit, Department of Pathology, University of Porto, Alameda Professor Hernâni Monteiro, 4200-319, Porto, Portugal.
Objective: There is a rising demand for assisted reproductive medicine, including sperm, oocyte and embryo donation. Besides medical and legal considerations, genetic testing, including carrier screening for multiple autosomal and X-linked recessive disorders plays an essential role in evaluating hereditary risk among donors and therefore exclude them from the donation process.
Methods: A retrospective study was conducted on oocyte donors from a private clinic of assisted reproduction who underwent genetic testing between June 2014 and September 2023.
Fertil Steril
December 2024
IVF Unit, Department of Obstetrics and Gynecology, Meir Medical Center, Kfar Saba, 4428164, Israel; School of Medicine, Faculty of Medical and Health Sciences, Tel Aviv University, Tel Aviv, 6997801, Israel; Department of Obstetrics and Gynecology, Mayanei Hayeshua Medical Center, Bnei Brak, 51544, Israel.
Objective: To study the perinatal outcomes of children born from different conception methods: in vitro fertilization (IVF) with autologous oocytes or IVF with donor egg versus those conceived without medical assistance by using a sibling analysis.
Design: Retrospective cohort study conducted using electronic medical record data from 2000 through 2018, of a national healthcare organization.
Subjects: The cohort included mothers who had two pregnancies and their children.
Introduction: Since its introduction in clinical practice in 1981, pregnancies conceived by assisted reproductive techniques (ART) are an increasing proportion of all pregnancies, presenting particular challenges.
Objective: To analyze the maternal-fetal outcomes of pregnancies conceived by ART in a single center in Argentina. Material and methods: Retrospective cohort of pregnancies conceived by ART who attended their delivery in a private university hospital through a review of records.
Hum Fertil (Camb)
December 2025
Center for Reproductive Medicine, Shandong University, Jinan, China.
To evaluate whether oocyte cryopreservation affects obstetric and perinatal outcomes, 350 donor oocyte recipients with live-born singletons were divided into three groups: frozen embryo transfer (FET) with fresh oocytes (n = 101), fresh embryo transfer (ET) with frozen oocytes (n = 190), FET with frozen oocytes (n = 59). Gestational age differed significantly (P = 0.025), with the FET with frozen oocytes group showing longer gestational age than FET with fresh oocytes group (276 days vs.
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