Early Results Using N-Terminal pro-B-Type Natriuretic Peptide (pro-BNP) as a Biomarker for the Efficacy of Secondary Extension Technique (SET) in Improving Myocardial Function in Dialysis Patients With High Flow Fistulas.

Author(s): Haque, Adam; Al-Khaffaf, Haytham; Cumbria and Lancashire Vascular and Endovascular Centre, East Lancashire Hospitals NHS Trust, Blackburn.Source: Annals of vascular surgery 2022 Apr; Vol. 81, pp. 267-272. Abstract: High output cardiac failure is a serious complication of arteriovenous fistulae•Re-do surgery aims to reduce flow rate through the AVF whilst maintaining access•The Secondary Extension Technique (SET) is an effective surgical technique•Evaluating the success of re-do surgery is thus far limited to clinical observation•Reductions in Pro-BNP correlate with flow rate and resolution of symptoms post SET.

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