A donor embryo is an embryo created by in vitro fertilization (IVF) using a donor egg and donor sperm. When the embryo has reached a mature and viable stage of development, it can be implanted into a recipient’s uterus. This viable stage typically occurs between 5 and...
A frozen embryo transfer using donor eggs marks the final stage of in vitro fertilization (IVF). In this stage, a medical professional thaws a frozen embryo from a donor egg cycle and transfers it into a woman’s uterus, where it hopefully implants and begins to...
What is a Frozen Embryo Transfer? A frozen embryo transfer (FET) is a cycle in which frozen embryos from a previous IVF or donor egg cycle are thawed and then transferred into a woman’s uterus to help achieve pregnancy. Frozen embryo transfers (FET) are becoming as...
Fresh and frozen embryos start the very same way—with ovulation induction and monitoring. Then, the female undergoes an egg retrieval procedure, and the eggs are fertilized with either the partner’s or sperm donor’s sperm. There are two ways to transfer an...
