Four cases of keratoconus that developed in patients wearing corneal contact lenses are reported. Prior to wearing corneal lenses they showed no evidence whatsoever of this condition. This observation has heretofore never been reported.
Hartstein J. Keratoconus That Developed in Patients Wearing Corneal Contact LensesReport of Four Cases. Arch Ophthalmol. 1968;80(3):345-346. doi:10.1001/archopht.1968.00980050347009