Question

A 50-year-old man is newly diagnosed with hypertension (160/100 mmHg). He is not taking any medication. Blood tests show potassium 3.1 mmol/L (3.5-5.0). Further investigations reveal high plasma aldosterone and low plasma renin activity. What is the most likely diagnosis?

Accepted Answer

Primary hyperaldosteronism (Conn's syndrome)

Answer

Cushing's syndrome

Answer

Renal artery stenosis

Answer

Phaeochromocytoma

Answer

Essential hypertension

Practice question

A 50-year-old man is newly diagnosed with hypertension (160/100 mmHg). He is not taking any medication. Blood tests show potassium 3.1 mmol/L (3.5-5.0). Further investigations reveal high plasma aldosterone and low plasma renin activity. What is the most likely diagnosis?