Table 2 Non-infectious etiology of corneal ring infiltrate
Group of disorders | examples |
|---|---|
General diseases | Rheumatoid arthritis Cryoglobulinemia Multiple myeloma and other hipergammaglobulinemias Amyloidosis |
Ocular diseases | Posterior polymorphous dystrophy |
Medications- topical | NSAIDS, topical anaestetics’ abuse |
Medications- general | Perifosine |
Post-laser | Collagen cross-linking Post-refractive surgery (excimer photoablation) |
Foreign body | Corneal foreign body Corneal intacts Corneal burns Insects hair/sting |
Toxins | Coral toxins Insects’ toxins Endotoxins (secondary to endophthalmitis) |
Trauma | Contact-lens wear Recurrent corneal erosions |
Others | Behcet’s disease |