23rd May 2025

You are asked to review a 49-year-old female who has recently undergone a parathyroidectomy for primary hyperparathyroidism as she is complaining of muscle spasms and the nurses have noticed she is confused.

You are asked to review a 49-year-old female who has recently undergone a parathyroidectomy for primary hyperparathyroidism as she is complaining of muscle spasms and the nurses have noticed she is confused. Blood tests done an hour earlier show a serum calcium of 1.5 mmol/L (range 2.2 – 2.5 mmol/L), Magnesium 0.5 mmol/L (range 0.70 – 1.05 mmol/L)

What is the most important treatment to administer?

Select the SINGLE most appropriate option from the list below. Select ONE option only.