Topical gentamicin sulfate is known to have adverse effects on the cornea and external segment of the eye that include contact dermatoconjunctivitis, punctate keratopathy, and papillary conjunctivitis.1 Focal conjunctival hyperemia with fluorescein staining has also been described.2 We report 2 cases of pseudomembranous conjunctivitis following use of topical gentamicin. To our knowledge, pseudomembranes have not been previously reported as a manifestation of an ocular toxic reaction for topical gentamicin.
Report of Cases.
A 71-year-old white woman had begun treatment with 0.3% (3 mg/mL) gentamicin sulfate drops, 4 times daily, in the left eye following removal of 2 penetrating keratoplasty sutures from a healthy graft that had been placed 18 months previously. Four days later she was seen with a complaint of burning in and redness of her left eye. Her other ocular medications included 1% pilocarpine hydrochloride, twice daily, in both eyes (for 17 months) and
Bullard SR, O'Day DM. Pseudomembranous Conjunctivitis Following Topical Gentamicin Therapy. Arch Ophthalmol. 1997;115(12):1591-1592. doi:10.1001/archopht.1997.01100160761018