from bacterial causes of keratitis is a lack of discharge from the eye.

On physical exam, findings will depend on the stage of the disease. Early manifestations in the cornea can be seen as punctate keratopathy, pseudodendrites, and epithelial or subepithelial corneal deposits. These features can lead an examiner to confuse AK with a viral keratitis, such as that caused by varicella zoster virus or herpes simplex virus. As the disease progresses