Clinical Features of Familial Hyperaldosteronism Type 1

Are other family members affected in an autosomal dominant pattern?

Is the hypertension corrected by glucocorticoid therapy (dexamethasone, other)?

Is the plasma aldosterone level elevated?

Are the plasma levels of 11-beta-hydroxycorticosterone,18-oxycortisol or 18-hydroxycortisol increased?

Is the plasma renin activity low?

Do plasma aldosterone levels decrease when the patient is in an upright posture?