in order to evaluate whether changes in the plasma concentration of aldosterone ( pa ) following the administration of captopril , an inhibitor of angiotensin-converting enzyme , will establish the diagnosis of primary aldosteronism we have used this test in 9 healthy subjects and in 22 patients with various forms of hypertension , including 5 patients with primary aldosteronism due to idiopathic adrenal hyperplasia ( n = 4 ) or aldosterone-producing adenoma ( n = 1 ) .
C0006938
captopril
C0020428
aldosteronism