Corneal Ulcer, also known as ulcerative keratitis, is related to hypopyon and pyoderma. An important gene associated with Corneal Ulcer is NGF (Nerve Growth Factor), and among its related pathways/superpathways are Innate Immune System and Signal Transduction. The drugs Amphotericin B and Moxifloxacin have been mentioned in the context of this disorder. Affiliated tissues include eye and bone marrow, and related phenotypes are homeostasis/metabolism and immune system