Corneal Ulcer ( Keratitis)

Corneal Ulcer (Bacterial Keratitis) Bacterial keratitis is the most common form keratitis(corneal ulcer), although it may also be caused by viruses,parasites and fungi. Etiology: Common bacteria associated with cornealulceration include S. aureus, Pseudomonas, Streptococcuspneumoniae, Enterobacteriaceae and NeisseriaTransmission: Infection spreads to cornea either —(1)endogenously from underlying infection of adjacentstructures—conjunctiva, eyelid or lacrimal gland; or (2)exogenously from […]