12th April 2024

The biochemistry lab has called the ward to report a sodium level of 115 (normal range 135-145 mmol/L).

The biochemistry lab has called the ward to report a sodium level of 115 (normal range 135-145 mmol/L). The patient is a 73 year old female who underwent transsphenoidal surgery 5 days ago to manage her Cushing’s disease. She is currently complaining of severe headaches as well as nausea and vomiting. Other than hyponatraemia, what other investigation results would you expect to see?

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