SELECTIVE EMBRYO TRANSFER (SET) is a technique used in fertility clinics to minimize the risks associated with multiple pregnancies, especially in the context of assisted reproductive technologies such as in vitro fertilization (IVF).

During the IVF process, multiple embryos are typically created and can be transferred into the uterus to increase the chance of successful implantation. However, this practice also increases the risk of multiple pregnancies, which are associated with higher rates of complications for both the mother and the babies.

Selective embryo transfer involves carefully selecting and transferring only one or a few embryos that are deemed to have the best chance of implantation and development. This approach helps to reduce the likelihood of multiple pregnancies while still maximizing the chances of a successful pregnancy.

By limiting the number of embryos transferred, clinics can help to minimize the risks of complications such as prematurity, low birth weight, and other health issues associated with multiple births. This approach also aligns with the goal of promoting the health and well-being of both the mother and the baby.

Overall, selective embryo transfer is an important technique used in fertility clinics to optimize the chances of a successful pregnancy while also reducing the potential risks associated with multiple pregnancies.