Embryo transfer: how many embryos do you have to transfer?
One of the most controversial topics in in vitro fertilization treatments (IVF, ICSI) is the choice of the number of embryos to be transferred. It has to be decided without compromising the chances of success and, at the same time, without running the risk of multiple pregnancy. Currently, the experts' recommendations coincide in trying to transfer only one embryo, whether it is fresh cycles, vitrified (frozen) embryos or ovodonation. Below you have an index with all the points that we will discuss in this article. Index Embryo transfer: How many embryos do you have to transfer? 1. How to decide how many embryos to transfer? 1.1. Advances in assisted reproduction techniques 1.2. Criteria used to make the decision 2. How are embryos classified? 2.1. Recommendations of the SEF 3. Avoid the risk of multiple pregnancy 4. Transfer of a single embryo 5. Questions from users 5.1. Should the quality of the gametes be taken into account to choose how many embryos to tr...