- HCTZ (most common med implicated in hypercalcemia) - Typically mild elevations
- Antacids→ milk alkali syndrome
- Excess calcium supplement ingestion
Excessive intake of Vitamin A
- Hypercalcemia = Ca2+> 10.5; Adjust for low albumin by adding .8x(4-albumin) to Ca2+
- Mild hypercalcemia 10.5-12; Moderate 12-14; Severe > 14