<prompt> Tumour lysis syndrome is associated with treatment of: March 2011Hairy cell leukemiaBurkitts lymphomaPlasmacytomaAll of the above  <response>: Ans. B: Burkitts lymphoma Tumor lysis syndrome is most frequently associated with the treatment of Burkitts lymphoma, acute lymphoblastic leukemia and other high grade lymphomas Tumour lysis syndrome is characterized by: Hyperuricemia Hyperkalemia Hyperphosphatemia Lactic acidosis Hypocalcemia Acute renal failure 