Crosslinking in Infectious Keratitis

Microbial keratitis is an infection of the cornea that is associated with risk of permanent visual impairment. It can be caused by bacteria, virus, fungus, protozoa and parasites. The common risk factors for infectious keratitis include ocular trauma, contact lens wear, recent ocular surgery, preexisting ocular surface disease, dry eyes, lid deformity, corneal sensation impairment, chronic use of topical steroids and systemic immunosuppression .