Embryos not Utilized in the current cycle might be cryopreserved. Cryopreservation is often obtained with vitrification, a quick freezing process. Vitrification is believed to circumvent cryoinjury by decreasing the event of intracellular crystals.[35] All embryos will also be frozen in individuals in danger for ovarian hyperstimulation syndrome (reviewed further in https://www.ivf.com.mx/