Why the study?
Can serum sodium be used to identify patients with congestive heart failure who have high plasma renin activity?
Can serum sodium be used to identify patients with congestive heart failure who have high plasma renin activity?
Serum sodium can serve as a simple clinical marker to identify heart failure patients with high plasma renin activity who may benefit from converting enzyme inhibitor therapy.
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May identify high-renin heart failure; hypothesis-generating and requires prospective validation before guiding therapy.
Levine et al. (1982) studied this question.
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