Embryos not Employed in the current cycle could be cryopreserved. Cryopreservation is typically achieved with vitrification, a immediate freezing approach. Vitrification is believed to stop cryoinjury by decreasing the development of intracellular crystals.[35] All embryos can be frozen in sufferers in danger for ovarian hyperstimulation syndrome (reviewed even more in https://www.ivf.com.mx/