If you are having a FET (frozen embryo transfer), that means you have embryos frozen from a previous IVF cycle. A blastocyst is an embryo that has developed for five to six days after fertilization.
If you are having a FET (frozen embryo transfer), that means you have embryos frozen from a previous IVF cycle. A blastocyst is an embryo that has developed for five to six days after fertilization.
