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. 2008 Mar;2(1):129–141. doi: 10.2147/btt.s1522

Table 1.

Laboratory criteria of tumor lysis syndrome

Uric acid Increase of more than 25% from baseline if available or Values ≥476 μmol/L 8 mg/dL
Potassium Increase of more than 25% from baseline if available or Values ≥6.0 mmol/L 6 mEq/dL
Phosphorus Increase of more than 25% from baseline if available or Values ≥1.45 mmol/L 4.5 mg/dL for adults patients Values ≥2.1 mmol/L 6.5 mg/dL for pediatric patients
Calcium Decrease of more than 25% from baseline if available or Values ≥1.75 mmol/L 7 mg/dL