Endothelial keratoplasty has revolutionized corneal transplantation. The menu that is available for the corneal surgeon now includes Descemet’s membrane endothelial keratoplasty, Descemet’s stripping endothelial keratoplasty and pre-Descemet’s endothelial keratoplasty.
While in DMEK there is no stromal tissue in the donor corneal disc with healthy donor endothelium, in DSEK and PDEK there is stromal tissue in the donor disc, greater in DSEK than in PDEK. The presence or absence of the stromal tissue plays a role in the degree of donor disc rigidity and its effect on tissue
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