Abstract
SummaryNowadays, we are experiencing scleral lens rebirth through the development of new designs and materials respecting the anterior ocular surface represented by the cornea, the limbus and the anterior bulbar conjunctiva. But what about the posterior ocular surface, represented by the tarsal conjunctiva, the lid margin and meibomian glands? The interaction of the scleral lens with the posterior ocular surface will be assessed clinically in keratoconus patients wearing scleral lens for more than 2 years and compared in a randomized manner with soft lens, hybrid lens and corneal rigid gas permeable lens wearers and with control sample. Lid wiper epitheliopathy grade, tear film break up time, quality of meibum and meibomian gland trophicity will be compared between different groups…
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