Table 1.

Laboratory data at key time points

Laboratory parameter	On admission	Day 3 (TLS Diagnosis)	Day 4 (Post-treatment)
Uric acid (mg/dL)	3.3	10.4	0.2
Potassium (mEq/L)	5.1	6.3	4.7
Calcium (mg/dL)	9.7	9.8	8.1
Phosphorus (mg/dL)	3.8	5.4	4.6
Creatinine (mg/dL)	1.00	1.76	1.4
LDH (U/L)	1316	2509	2305

TLS, Tumor lysis syndrome, LDH, Lactate dehydrogenase