PMC8714007_01
(A) Slit-lamp photograph OD 3 months post-PRK demonstrating Descemet folds (a) and corneal haze (b). (B) Slit-lamp photograph OS 3 months post-PRK demonstrating Descemet folds (a) and corneal haze (b).
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OD and 20/60 OS. On SLE, corneal edema with 2-3+ Descemet folds was observed bilaterally (Figure 1A and B). An epithelial defect and 3+ SPK were also documented OD (Figure 1A).
(A) AS-OCT OD progression over time. Corneal thicknesses are indicated. Descemet membrane folds (a) and anterior stromal edema (b) are indicated. (B) AS-OCT OS progression over time. Corneal thicknesses are indicated. Descemet membrane folds (a) and anterior stromal edema (b) are indicated.
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OU (Figure 2A and B). On OCT, corneal thickness measured 723 microm OD and 604 microm OS.
Pachymetry at 4 months post-PRK (top), 5 months post-PRK (middle), and 7 months post-PRK (bottom).
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Corneal thickness improved from 591 microm to 530 microm OD and 541 microm to 512 microm OS (Figure 3).
Specular endothelial cell density at 7 months postop.
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Endothelial cell counts were repeated at seven months post-PRK and demonstrated 564 cells/mm2 OD and 864 cells/mm2 OS (Figure 4).