Question

A 72-year-old woman on Bendroflumethiazide for hypertension is found to have serum sodium 122 mmol/L on routine blood tests. She is asymptomatic. Examination is unremarkable and other blood tests are normal. What is the most appropriate initial management?

Accepted Answer

Stop Bendroflumethiazide and monitor sodium closely

Answer

Start hypertonic saline bolus immediately

Answer

Fluid restrict to 500 mL per day without altering medication

Answer

Start Tolvaptan urgently

Answer

No action is required as this is a normal finding in older adults

Practice question

A 72-year-old woman on Bendroflumethiazide for hypertension is found to have serum sodium 122 mmol/L on routine blood tests. She is asymptomatic. Examination is unremarkable and other blood tests are normal. What is the most appropriate initial management?