Infant donor corneas for penetrating keratoplasty
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Corneal transplantation using infant donor corneas resulted in clear grafts and faster visual rehabilitation. Using a slightly larger donor button improved graft control in pediatric corneal transplants.
Area of Science:
- Ophthalmology
- Transplantation Surgery
- Pediatric Eye Care
Background:
- Corneal transplantation is a common procedure for vision restoration.
- Infant donor corneas present unique properties due to their flexibility and developmental stage.
Purpose of the Study:
- To evaluate the outcomes of corneal transplantation using infant donor corneas.
- To assess the visual rehabilitation and refractive error in patients receiving infant donor grafts.
- To determine optimal surgical techniques for utilizing infant donor corneas.
Main Methods:
- A retrospective review of 13 patients who underwent corneal transplantation with infant donor corneas.
- Analysis of graft clarity, Descemet's membrane integrity, corneal shape, and visual rehabilitation.
- Measurement of postoperative refractive error and assessment of surgical technique modifications.
Main Results:
- All infant donor grafts were clear postoperatively with no folds in Descemet's membrane.
- Infant donor corneas achieved a normal convex shape earlier, facilitating faster visual rehabilitation.
- The median postoperative refractive error was +7.8 -2.91 axis.
- Using a 0.5 mm larger donor button improved control of the flexible infant cornea.
Conclusions:
- Infant donor corneas are a viable option for corneal transplantation, offering excellent clarity and rapid visual recovery.
- Surgical technique, including the use of a larger donor button, can optimize outcomes with infant donor corneas.
- This approach holds promise for improving visual rehabilitation in pediatric corneal transplantation.
Abstract:
A series of 13 patients who have undergone corneal transplantation with infant corneas have been reviewed. The average donor is eleven months. All grafts with infant donor material were crystal clear from the first postoperative day with no folds in Descemet's membrane. The corneas take on a normal convex shape earlier postoperatively than corneas of elderly donors, following the patients early visual rehabilitation. The final median postoperative refractive error in nine patients is +7.8 -2.91 axis. Control of the flexible infant donor cornea can be improved by using a 0.5 mm larger button at the time of surgery.