Embryos not Employed in The present cycle is often cryopreserved. Cryopreservation is typically achieved with vitrification, a immediate freezing course of action. Vitrification is assumed to avoid cryoinjury by decreasing the event of intracellular crystals.[35] All embryos will also be frozen in sufferers at risk for ovarian hyperstimulation syndrome (reviewed https://www.ivf.com.mx/