Equine ulcerative keratitis in Belgium: Associated bacterial isolates and in vitro antimicrobial resistance in 200 eyes.

Purpose: To describe bacterial isolates and associated antibiotic resistance from horses with ulcerative keratitis in Belgium.

Methods: Medical records from horses with ulcerative keratitis presented to the ophthalmology service of the Veterinary teaching hospital of Liege, Belgium, between 2014 and 2021 were evaluated. Bacterial isolates were identified and VITEK 2 (Biomérieux) provided antimicrobial susceptibility testing and resistance detection.