అనాటమీ & ఫిజియాలజీ: ప్రస్తుత పరిశోధన
అందరికి ప్రవేశం

నైరూప్య

Editorial Notes on Corneal Transplantation Techniques

Kate Jones

Endothelial keratoplasty has changed the field of corneal transplantation. In the course of recent years, specialists have moved from performing infiltrating keratoplasty as the highest quality level procedure for treatment of corneal edema to the specific substitution of the flawed endothelial layer of the cornea through advancing endothelial keratoplasty (EK) methods. As per the Eye Bank Association of America endothelial brokenness represented in excess of 33% of the corneal unite techniques performed yearly in the United States. Of those, Descemet stripping with computerized endothelial keratoplasty (DSAEK) involved 28% of the corneal unions gave around the world (EBAA 2007 Annual Report), a 10-overlap increment more than 2005. However, the method is not exactly 10 years of age and almost no is thought about long haul endothelial misfortune also, endurance rates. The benefits of DSAEK over entering keratoplasty (PK) incorporate the evasion of open sky a medical procedure, insignificant initiated postsurgical astigmatism and quicker visual recovery [1,2]. Progressing developments in the careful method have altogether improved the main result, which is, obviously, benefactor endothelial endurance [3]. Most specialists at present suggest in instances of endothelial sickness with the presence of a front chamber (AC) intraocular focal point (IOL), the evacuation of the embed and the utilization of scleral focused or then again iris focused IOLs earlier or concurrent to the DSAEK to improve the endothelial endurance. As of late, Wylegala and Tarnawska upheld the benefits of IOL trade over maintenance of an AC IOL somewhat due to the intraoperative trouble optional to diminished AC volume [4]. IOL trade be that as it may, might be related with critical hazards that incorporate delayed careful time with expected expanded danger of contaminations, iris and additionally ciliary body tears, drain, cystoid macular edema, iritis, retinal separation and late IOL disengagements. We detailed three instances of DSAEK effectively acted in the presence of Fuchs endothelial dystrophy and all around situated AC IOL [5] with endothelial endurance rates tantamount with bigger arrangement recently distributed [6,7]. We introduced the long term followup investigations of the biggest case arrangement to date of the endothelial endurancepaces of DSAEK unites acted in patients with phakic IOL and showed comparative endurance rates contrasted and endothelial joining in the presence of a back chamber intraocular focal point [8,9]. DSAEK medical procedure is at present the most regularly performed strategy of endothelial keratoplasty around the world. Later adjustments of EK have endeavored to relocate just contributor Descemet's film furthermore, have been named Descemet's film endothelial keratoplasty (DMEK) by Melles and Descemet film computerized endothelial keratoplasty (DMAEK) by Price. Up until this point, there is restricted result information accessible on these more up to date strategies that in light of the fact that are all the more actually testing have not acquired far and wide use. Be that as it may, the current pattern in current corneal transplantation procedures is to supplant as it were the weak layer of the cornea abandoning the remainder of the cornealtissue immaculate.