Population
14 patients with acyanotic congestive heart failure (NYHA class II-IV) and 36 healthy controls (total n=50).
Design
Case-control
Authors
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May mark renal hypoperfusion severity in heart failure; hypothesis-generating and should not yet change practice.
Severe reduction in renal perfusion in congestive heart failure is associated with an increase in serum erythropoietin, which correlates with disease severity.
Jensen et al. (1993) studied this question.
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