If the erosion goes through the epithelium and stoma to the level of Descemet's membrane, a descemetocele is formed. Also known as indolent ulcers or Boxer ulcers, these are a type of superficial ulcer that doesn't heal well and tends to recur. No racial predilection exists with Wegener granulomatosis. Rose-Bengal dye is also used for supra-vital staining purposes, but it may be very irritating to the eyes. General Ophthalmology. 1995. 124-133. Therapy of progressive rheumatoid arthritis-associated corneal ulceration with infliximab. Similarly, tiny particles of dirt or make-up trapped underneath the contact lens can scratch the cornea. Topical NSAIDs are available diclofenac, flurbiprofen and effective, but have been shown to increase corneal healing time. Doing a corneal scraping and examining under the microscope with stains like Gram's and doh preparation may reveal the bacteria and fungi respectively.
It also admits light to the inside of the eye. Protozoa infection like Acanthamoeba keratitis is characterized by severe pain and is associated with contact lens users swimming in pools. The physician will first take a complete patient history which can indicate a trauma to the eye. Risk factors for the development of corneal infiltrative events associated with contact lens wear. They are also known as indolent ulcers or Boxer ulcers.