An unusual case of vitamin D toxicity.
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000150:complications; D004562:Electrocardiography; D006801:Humans; D006934:Hypercalcemia / Q000150:complications*; D006996:Hypocalcemia / Q000188:drug therapy; D007822:Laryngeal Neoplasms / Q000150:complications; D008297:Male; D014807:Vitamin D / Q000009:adverse effects*
D014807:Vitamin D