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Step-by-step Descemet's membrane endothelial keratoplasty surgery
Shin-Yi Chen1,2, Mark A Terry2,3
1Department of Ophthalmology, Chang Gung Memorial Hospital, Keelung, Taiwan.
Taiwan Journal of Ophthalmology
|April 18, 2019
Summary
Descemet's membrane endothelial keratoplasty (DMEK) offers superior outcomes compared to DSAEK, including faster visual recovery and lower rejection rates. This guide details DMEK surgical techniques for corneal specialists.
Area of Science:
- Ophthalmology
- Corneal Surgery
- Transplantation
Background:
- Descemet's stripping automated endothelial keratoplasty (DSAEK) has been a leading endothelial keratoplasty technique.
- DSAEK offered improved visual prognosis and lower rejection rates than penetrating keratoplasty.
- Endothelial keratoplasty aims to restore vision by replacing diseased corneal endothelium.
Purpose of the Study:
- To provide a detailed guide on Descemet's membrane endothelial keratoplasty (DMEK) surgical techniques.
- To highlight the nuances of DMEK for surgeons new to the procedure.
- To underscore the advantages of DMEK over previous endothelial keratoplasty methods.
Main Methods:
- Detailed demonstration of DMEK surgical steps.
- Explanation of critical surgical nuances and techniques.
- Focus on practical aspects for novice DMEK surgeons.
Main Results:
- DMEK demonstrates a lower rejection rate compared to DSAEK.
- Patients undergoing DMEK experience faster visual recovery.
- DMEK results in better overall visual outcomes and reduced long-term endothelial cell loss.
Conclusions:
- DMEK is increasingly preferred worldwide for endothelial keratoplasty.
- DMEK offers significant advantages in visual recovery, visual outcomes, and endothelial survival.
- This guide serves as a valuable resource for adopting DMEK surgery.