label: Monitor trends in serum levels of calcium (e.g., ionized calcium) in at-risk populations (e.g., primary or surgically induced hypoparathyroidism; radical neck dissection [particularly first 24 to 48 hours postoperatively]; any thyroid or parathyroid surgery; patients receiving massive transfusions of citrated blood; cardiopulmonary bypass)
label_lc: monitor trends in serum levels of calcium (e.g., ionized calcium) in at-risk populations (e.g., primary or surgically induced hypoparathyroidism; radical neck dissection [particularly first 24 to 48 hours postoperatively]; any thyroid or parathyroid surgery; patients receiving massive transfusions of citrated blood; cardiopulmonary bypass)