title: Band keratopathy due to hyperparathyroidism.
abstract: A patient with hyperparathyroidism and corneal calcifications is reported. The calcifications appeared following phosphate treatment and persisted for 31/2 years, despite local instillation of EDTA. Local application of EDTA after mechanical removal of the corneal epithelium completely eliminated the corneal deposits.
mesh_terms: D000287:Administration, Topical; D003318:Corneal Opacity / Q000139:chemically induced* / Q000188:drug therapy / Q000601:surgery; D004492:Edetic Acid / Q000008:administration & dosage / Q000627:therapeutic use; D006801:Humans; D006961:Hyperparathyroidism / Q000150:complications / Q000188:drug therapy; D008297:Male; D008875:Middle Aged; D010710:Phosphates / Q000009:adverse effects* / Q000627:therapeutic use
chemical_list: D010710:Phosphates; D004492:Edetic Acid