The tumor lysis syndrome.
D000368:Aged; D000493:Allopurinol / Q000627:therapeutic use; D000970:Antineoplastic Agents / Q000009:adverse effects; D018288:Carcinoma, Small Cell / Q000188:drug therapy*; D006801:Humans; D008175:Lung Neoplasms / Q000188:drug therapy*; D008297:Male; D013577:Syndrome
D000970:Antineoplastic Agents; D000493:Allopurinol