Figure 1From: Supramaximal elevation in B-type natriuretic peptide and its N-terminal fragment levels in anephric patients with heart failure: a case series a. B-type natriuretic peptide (BNP) data on Patient 1 (surgically-induced anephric [SIA], congestive heart failure [CHF]). b. N-terminal fragment (NT-proBNP) data on Patient 1 (surgically-induced anephric [SIA], congestive heart failure [CHF]).Back to article page