Fitting Irregular Corneas Secondary to Penetrating Keratoplasty - Takeaways - MDSpire
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Fitting Irregular Corneas Secondary to Penetrating Keratoplasty

  • By

  • Grant A. Watters, MScOptom

  • September 17, 2026

  • 4 min

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  • 1

    Fitting irregular corneas after penetrating keratoplasty presents challenges due to graft tilt and elevation affecting lens centration.

  • 2

    Conventional contact lenses often fail on irregular corneas due to mechanical strain or poor centration over graft-host junctions.

  • 3

    The ROSE K2 XL Oblate lens was selected for its reverse-geometry design, customizable edge lift, and flexible diameter.

  • 4

    A final base curve of 7.1 mm was chosen to ensure adequate clearance over the nasal graft junction and prevent mechanical trauma.

  • 5

    Integrating corneal tomography with AS-OCT allows for precise assessment of clearance, promoting optimal corneal health and patient comfort.

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