A 23-year-old woman undergoes total thyroidectomy for carcinoma of the thyroid gland. On the second postoperative day, she begins to complain of a tingling sensation in her hands. She appears quite anxious and later complains of muscle cramps. Which of the following is the most appropriate initial management strategy?
10 mL of 10% magnesium sulfate intravenously Oral vitamin D 100 mg oral Synthroid Continuous infusion of calcium gluconate