Captopril Test

Is the patient hypertensive?

Has the patient maintained a normal salt intake prior to testing?

Have diuretics been stopped in the patient prior to testing?

Were antihypertensive agents stopped 3 weeks prior to testing?

Does the patient have renal insufficiency?

How long was the patient seated prior to test initiation?

Baseline plasma renin activity before captopril dose

Plasma renin activity 1-hour after captopril dose