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Figure 2 | BMC Ophthalmology

Figure 2

From: Primary graft failure associated with epithelial downgrowth: a case report

Figure 2

Histopathologic section of excised corneal button demonstrating anterior portion of suture track seen as focal tissue separation on superior side of corneal button. The identification of Descemet's membrane as a dark band on the inferior side of the corneal button indicates that the donor corneal button had been correctly oriented when secured into the recipient opening (periodic acid Schiff stain, original magnification × 50).

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