For many individuals, when using donor egg to conceive a child, the choice comes down to which type of donor egg should they use; fresh or frozen. Initially, when the process began (around 1984 1) only fresh eggs were used with donor egg IVF procedures. Eventually, frozen donor eggs became an option as well, but were used less frequently. That is, until 2013, when a newer, more effective way to preserve eggs became more widely used and accepted. The process, known as “vitrification,” helped to make frozen donor eggs a truly viable alternative to fresh donor eggs.
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