Mara J. Horwitz

Are You Sure the Patient Has Hypocalcemia? Symptoms Most patients with hypocalcemia are asymptomatic, particularly in the outpatient setting. Symptomatic hypocalcemia most commonly occurs in an inpatient setting with serum ionized calcium below 4.3 mg/dL [1.1 mmol/L] or serum total calcium concentration below 7.0 mg/dL [1.8 mmol/L]. However, the presence and extent of symptoms depends…