home 

Initial Investigations

The patient has a history of resistant hypertension and unexplained hypokalemia. Given her other signs and symptoms, primary hyperaldosteronism is a strong possibility for the etiology of her hypertension.

Q2. Which initial investigation can confirm the diagnosis?
Blood tests
Echocardiogram
Captopril renal scan
24-hour urinary catecholamine excretion
Resting ECG
(you must answer this question in order to continue)