Table 3.

Table showing tumor lysis syndrome risk categories for prophylaxis

Low risk	Intermediate risk	High risk
Most solid tumors	Neuroblastoma, germ cell tumor, small cell lung cancer	Burkitt's leukemia
Multiple myeloma	Plasma cell leukemia	Acute myeloid leukemia with a WBC count >100 × 109/L
Chronic myeloid leukemia	Acute myeloid leukemia with a WBC count of 25‐100 × 109/L	Acute lymphoblastic leukemia with a WBC count >100 × 109/L
Chronic lymphoid leukemia	Adult T cell leukemia/Lymphoma	Stage III and IV lymphomas
Adult intermediate Non‐Hodgkin's lymphoma with normal HDL	Acute lymphoblastic leukemia with WBC count <100 × 109/L	Renal dysfunction
		Preexisting hyperuricemia and hyperphosphatemia