Pre-Descemetic Placement of Intracorneal Ring Segments for Keratoconus after Mechanical Implantation

February 12, 2026
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AUTHORS

Faady Yahya, Christian F Prünte, Hendrik P N Scholl, Zisis Gatzioufas

Case Rep Ophthalmol. 2021 Dec 2;12(3):940-943. doi: 10.1159/000520571. eCollection 2021 Sep-Dec.

ABSTRACT

We report the case of a 23-year-old male who was referred to our clinic for a routine follow-up examination. The patient was treated for keratoconus 3 years ago in Colombia, where intracorneal ring segments were implanted mechanically in both eyes to improve his visual acuity. Surprisingly, we discovered a pre-descemetic placement of intracorneal ring segments, which could lead to potential complications, under circumstances. We illustrate this impressive finding with slit-lamp photography and high-resolution anterior segment OCT and advocate for the use of femtosecond laser as the method of choice for intracorneal ring segment insertion in order to provide maximal precision and safety.

PMID:35082652 | PMC:PMC8740002 | DOI:10.1159/000520571

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