• Mild keratoconjunctivitis sicca can become dramatically worse after cataract extraction and result in corneal thinning and perforation. Anticipation of this problem can prevent it, but lack of recognition may result in permanent central scarring from ulceration, which responds slowly to treatment.
Radtke N, Meyers S, Kaufman HE. Sterile Corneal Ulcers After Cataract Surgery in Keratoconjunctivitis Sicca. Arch Ophthalmol. 1978;96(1):51-52. doi:10.1001/archopht.1978.03910050015003