Embryos not Utilized in the current cycle could be cryopreserved. Cryopreservation is often obtained with vitrification, a immediate freezing procedure. Vitrification is assumed to stop cryoinjury by lowering the development of intracellular crystals.[35] All embryos can even be frozen in sufferers at risk for ovarian hyperstimulation syndrome (mentioned more in https://www.ivf.com.mx/