This.s most commonly seen in Pseudomonas infection, but it can be caused by other types of bacteria or fungi . When the eyelids do not close properly, the cornea may become dry and irritated. Mayo Clinic, Rochester, Finn. The typical feature of fungal keratitis is slow onset and gradual progression, where signs are much more than the symptoms. Antibiotic drops are only effective for a short time so they must be applied frequently; ointments last a bit longer but still require application every few hours. Without treatment you can become partially or completely blind in a very short period. My dog began to drool excessively and paw at its mouth after I administered the eye medications. These common parasites can enter the eye and cause Acanthamoeba keratitis, a very serious eye infection that can result in permanent scarring of the cornea and vision loss. Contact lenses can damage your cornea in many ways.
Medical therapy should be based upon the severity of disease initially, and then by the response to therapy. Louis, GMO: Elsevier mosey; 2013:chap 4.12. If your doctor spots an ulcer on your cornea, they will investigate to find out its cause. The pain can be quite debilitating with severe foreign body sensation, burning, tearing, light sensitivity, discharge, and crusting.