研究目的
To describe an alternative surgical approach, femtosecond laser-assisted deep lamellar Descemet membrane endothelial keratoplasty (Femto-DL-DMEK), for the treatment of posterior corneal stromal scarring associated with endothelial diseases.
研究成果
Femto-DL-DMEK is a successful alternative treatment option for the management of posterior corneal diseases. As long as the anterior and mid-stroma are not affected, those with endothelial diseases associated with opacification of the posterior stroma can benefit from EK advantages through a DL-DMEK procedure, avoiding all well-known drawbacks of PK.
研究不足
The study is limited to a single case report, which may not be representative of all cases. The long-term effects and refractive impact of removing a thick lamella of posterior stroma are still uncertain.
1:Experimental Design and Method Selection:
A case report of a 52-year-old man with pseudophakic bullous keratopathy and posterior corneal scarring secondary to viral endotheliitis who underwent Femto-DL-DMEK.
2:Sample Selection and Data Sources:
The patient's clinical data and surgical outcomes were analyzed.
3:List of Experimental Equipment and Materials:
Femtosecond laser (IntraLase iFS, AMO Inc), Morlet lamellar dissector (Duckworth & Kent), Crescent knife (Alcon), Geuder DMEK injector (Geuder).
4:Experimental Procedures and Operational Workflow:
Manual lamellar dissection, femtosecond laser-assisted posterior side cut, removal of the dissected posterior recipient disk, and placement of the DMEK graft.
5:Data Analysis Methods:
Visual acuity measurements, endothelial cell count, and postoperative complications were recorded and analyzed.
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