INTRODUCTION Today, oocyte donation has become well established, giving rise to thousands of children born worldwide annually. The introduction of oocyte cryopreservation through vitrification allows the introduction of egg banking, improving the efficiency and comfort of oocyte donation. Moreover, the vitrification technique can now enable autologous donation of oocytes to prevent future infer...

Background: There has been a dramatic increase over the past few decades in the use of modern fertility technologies and the demand by infertile couples for using these techniques have increased as well. Studies exploring the experiences of women fertilized with egg donation technique in their treatment process have been rare. Aim: This study aimed to explore and explain the treatment experienc...

the success of oocyte donation is influenced by multiple factors. we performed a retrospective analysis to evaluate prognostic factors in oocyte donation cycles. the main outcome measurements including recipient age, donor age, estradiol level in midcycle, the day of transfer and number of transferred embryos were not different in pregnant and non pregnant groups. endometrial pattern but not en...

The question of payment to egg donors has recently focused the attention of both the Human Fertilisation and Embryology Authority (HFEA) and licensed clinics. An acute shortage of egg donors and the rising costs of assisted conception treatment are matters of grave concern to many patients. To understand the emotional and social effects of egg sharing and egg donation, we conducted a survey of ...

Aim: To summarize recent articles on the risk factors of preeclampsia in twin pregnancies from 2002 to 2014. Methods: Recent articles from 2002 to 2014 were searched using PubMed. Results: We found 8 articles analyzing the risk factors of preeclampsia in twin pregnancies and focused on the following three risk factors: i) egg (oocyte) donation, ii) chorionicity (dichorionic (DC) twins vs. monoc...

STUDY QUESTION What is the relationship between parent psychological adjustment, type of gamete donation (donor insemination, egg donation) and parents' disclosure of their use of donated gametes to their children. SUMMARY ANSWER Disclosure of donor origins to the child was not always associated with optimal levels of psychological adjustment, especially for fathers in donor insemination fami...

With the development of rapid freezing of human oocytes, many programs have reported IVF success rates comparable to those achieved with fresh eggs and thawed frozen embryos. Egg freezing is now gaining professional and regulatory acceptance as a safe and effective technique for women who wish to avoid discarding excess embryos, who face fertility-threatening medical treatments, or who want to ...

In Spain, there exists an increasing amount of advertising for the donation of eggs for assisted reproduction. This study attempts to assess: (1) scientific evidence available about adverse effects of egg donation; (2) characteristics of the information given in the informed consent to donors; and (3) the legality of this advertising. The main results are: (1) Many severe problems are associate...