title: Arcuate corneal opacities.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D003315:Cornea / Q000033:anatomy & histology / Q000098:blood supply / Q000473:pathology; D003318:Corneal Opacity / Q000175:diagnosis / Q000209:etiology / Q000378:metabolism / Q000473:pathology*; D006801:Humans; D008875:Middle Aged; D010860:Pigments, Biological / Q000378:metabolism; D012590:Sclera / Q000033:anatomy & histology
chemical_list: D010860:Pigments, Biological