A Patient Is in the Emergency Department with Confusion and Fatigue

A patient is in the emergency department with confusion and fatigue and a corrected serum calcium concentration is 10.8 mg/dL. What is the initial treatment for this patient prior to admission to the inpatient unit?

A) Administration of furosemide
B) Correction of potassium and magnesium levels
C) Parenteral salmon calcitonin
D) Rapid administration of intravenous normal saline