Predisposing factors, microbiological features and outcomes of patients with clinical presumed concomitant microbial and herpes simplex keratitis.

Patients with clinical presumed concomitant microbial and HSK face significant ocular morbidity and poor visual outcome. In our setting, previous HSK, corneal and ocular surface disease, were common predisposing factors and Gram-positive bacteria were the most commonly associated organisms.