27th May 2025

A 46-year-old woman attends her GP to obtain the combined oral contraceptive pill, however upon testing her blood pressure she is found to be hypertensive at 173/142 and is asymptomatic.

A 46-year-old woman attends her GP to obtain the combined oral contraceptive pill, however upon testing her blood pressure she is found to be hypertensive at 173/142 and is asymptomatic. The GP begins treatment but also sends off routine blood tests, which show hypokalaemia. What is the most common cause of her presentation?

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