We appreciate the interest of Ganesh and colleagues in our article1 published in the September issue of the Archives of Ophthalmology. This article1 summarized the efficacy of topical dorzolamide, 2%, ophthalmic solution for improving the cystic macular lesions in patients with RP and Usher syndrome and, additionally, reported that some such patients can show an improvement in their visual acuity.
Genead MA, Fishman GA. Cystic Macular Lesions in Patients With Retinitis Pigmentosa—Reply. Arch Ophthalmol. 2011;129(6):805-820. doi:10.1001/archophthalmol.2011.133