Please provide your email address to receive an email when new articles are posted on . After 1 year, patients with gas-permeable contact lenses had about 10 ETDRS letters greater visual acuity ...

Rigid gas permeable lenses are usually the lenses of choice after RK. They provide good visual acuity and tear exchange, they move well upon the cornea, and they allow high oxygen transmissibility to ...

Agatha Windig is probably on to something with her observation that contact lenses stop the tears while chopping onions, but not that it involves the iris and pupil. A rigid gas-permeable lens would ...