title: Marginal corneal degenerations.
mesh_terms: D000328:Adult; D001112:Arcus Senilis / Q000175:diagnosis; D003316:Corneal Diseases / Q000175:diagnosis / Q000473:pathology; D003317:Corneal Dystrophies, Hereditary / Q000175:diagnosis; D003320:Corneal Ulcer / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007249:Inflammation; D008297:Male; D008875:Middle Aged; D011625:Pterygium / Q000175:diagnosis; D013577:Syndrome