PMC10359674_01
Clear corneal graft 1 year after penetrating keratoplasty and suture removal.
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F1
One year following PK, suture removal was completed and a clear corneal graft was obtained (shown in Fig. 1), but the patient was concerned about unsatisfactory visual result.
Corneal topography obtained with Pentacamp (Oculus Inc., Wetzlar, Germany). a Total corneal refractive power map. b corneal thickness (or pachymetry map). c Anterior axial curvature map. d Posterior axial curvature map.
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F2
Pentacam (Oculus Inc., Wetzlar, Germany) was used for regular astigmatism diagnosis, to discard ectasia, and to verify the amount of total astigmatism power (Fig. 2).
Images of the AddOn  toric secondary IOL. a Design with four soft flexible haptics, square shape, and convex-concave optic. Toric marks are visible. b Virtual image of the IOL implanted into the sulcus in addition to the capsular-bag fixated basis IOL.
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F3
It is a one-piece square-shaped lens with convex-concave optics and four soft flexible haptics (Fig. 3).