8th July 2024

A 71-year-old is found to have a sodium of 122 mmol/L on an incidental set of bloods taken by her GP

A 71-year-old is found to have a sodium of 122 mmol/L on an incidental set of bloods taken by her GP. You see her in the acute medical unit. She has a normal examination. Serum osmolality is 260 mmol/kg, urine osmolality is 120mOsm/kg. Urine sodium was 40mmol/L (high). Which of the following is an appropriate treatment for the underlying cause of her hyponatraemia?

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