Grade 4 Hypercalcemia, CTCAE

**Semantic type:** Finding

**Definition:** Corrected serum calcium of >13.5 mg/dL; >3.4 mmol/L; Ionized calcium >1.8 mmol/L; life-threatening consequences

**Synonyms:** - Grade 4 Hypercalcemia - Grade 4 Hypercalcemia