MRCP2-2505

A 30-year-old man has been admitted to the haematology ward with a suspected diagnosis of Burkitt’s lymphoma. He received his first dose of chemotherapy today and his blood results have been obtained.

Today’s blood results show elevated levels of creatinine, urea, and phosphate, as well as decreased levels of calcium. Yesterday’s blood results were within normal range.

What urgent treatment is necessary for this patient based on his likely diagnosis?