Why the study?
Does upright posture combined with dietary sodium control improve the diagnostic utility of plasma renin activity in renovascular hypertension?
Authors
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May support standardized sodium restriction and upright sampling for PRA testing in renovascular hypertension; leaves open prospective validation before practice change.
Does upright posture combined with dietary sodium control improve the diagnostic utility of plasma renin activity in renovascular hypertension?
Proper attention to dietary sodium and upright posture may be critical for utilizing peripheral plasma renin activity in the diagnosis of renovascular hypertension.
Edwin Cohen (1966) studied this question.
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