can bnp be elevated in renal failure?
Prevalence and Causes of Increased BNP or NT-pro-BNP Levels in ESRD. BNP and NT-pro-BNP are frequently elevated in patients with CKD. In a survey of asymptomatic patients who had CKD and did not yet require dialysis, more than half of the patients were noted to have elevated NT-pro-BNP levels.