Topical 0.1% Prednisolone Lowers Nerve Growth Factor Expression in Keratoconjunctivitis Sicca Patients

Purpose To compare nerve growth factor (NGF) levels in tears and on the ocular surfaces of normal control and non–Sjögren’s type keratoconjunctivitis sicca subjects, and to investigate the effect of 0.1% prednisolone eyedrops on NGF levels in keratoconjunctivitis sicca patients. Design Prospective, double-masked, randomized, comparative clinical trial. Participants Forty-one keratoconjunctivitis sicca patients and 23 age- and gender-matched...