Primary aldosteronism (PA), previously considered a rare cause of hypertension, may be responsible in recent series for 5-10% of the hypertensive population. Although one might consider PA as the main cause of secondary hypertension, caution is recommended when interpreting this sudden “epidemics”. Because the classical manifestations of aldosterone excess are not always present, screening for PA must include determinations of random plasma aldosterone: renin ratios (ng/dl:ng/ml/h). Hypertensive patients with ratios ³ 25 (and aldosterone >14ng/dl) must be further investigated with […]