BNP: A Versatile Biomarker for Cardiovascular Disease Beyond Just Heart Failure | Research

The takeaway

Brain-type natriuretic peptide (BNP) is a useful biomarker not only for heart failure but across a range of cardiovascular diseases, with diagnostic and prognostic value in multiple conditions.

Beyond heart failure
BNP provides diagnostic and prognostic value across 5+ cardiovascular conditions, not just heart failure

What the researchers found

BNP is a versatile cardiovascular biomarker with diagnostic and prognostic value across heart failure, coronary disease, atrial fibrillation, pulmonary hypertension, and cardiac surgery.

Why it matters

A single blood test that provides information across multiple heart conditions is extremely valuable. Understanding BNP's broader utility helps clinicians use this peptide biomarker more effectively.

The numbers in context

175 chimpanzees in cross-sectional analysis. 76 chimpanzees followed longitudinally. Study period: July 2010 to October 2024 (14+ years).

How the study worked

Review of BNP diagnostic and prognostic utility across multiple cardiovascular disease categories.

Who was studied

Captive chimpanzees (Pan troglodytes) — 175 cross-sectional, 76 longitudinal

What this study cannot tell us

BNP levels are affected by age, BMI, kidney function, and some medications. No single cutoff value works for all conditions. Combining BNP with clinical assessment is essential.

How to read the evidence

Strong evidence: comprehensive review of an established biomarker with extensive clinical validation across multiple conditions.

When this study was published

Published in 2025. Updated review of BNP clinical utility across cardiovascular disease.

The bigger picture

Natriuretic peptides are the heart's own stress hormones. BNP and NT-proBNP have become standard cardiovascular biomarkers alongside troponin. Understanding their full range of applications makes them central tools in cardiovascular medicine.

Questions still open

Should BNP be measured routinely in all cardiovascular patients?
How do obesity-related BNP changes affect interpretation in GLP-1 drug users?
Could serial BNP monitoring guide cardiovascular treatment intensity?

Common questions

What does a high BNP level mean?

BNP rises when the heart is under stress. While most associated with heart failure, elevated BNP can indicate coronary disease, AFib, pulmonary hypertension, or other cardiovascular problems. The level helps diagnose the condition and predict outcomes.

Should I ask my doctor about BNP testing?

If you have symptoms like shortness of breath, swelling, or fatigue, BNP testing can help determine if your heart is under stress. It is a routine blood test available at most labs and is especially useful for differentiating cardiac from non-cardiac causes of symptoms.

Read the original research

Brain-type natriuretic peptide is a useful biomarker of cardiovascular disease and predictor of cardiac-related mortality in chimpanzees (Pan troglodytes).

American journal of veterinary research, 86(3)

View on PubMed ↗Publisher’s paper ↗

Citation

Achorn, Angela M; Hodo, Carolyn L; Hensel, Martha E; Magden, Elizabeth R; Buchl, Stephanie J; Jones, Charla L; Piatt, Elizabeth A; Hopkins, William D. (2025). Brain-type natriuretic peptide is a useful biomarker of cardiovascular disease and predictor of cardiac-related mortality in chimpanzees (Pan troglodytes).. American journal of veterinary research, 86(3). https://doi.org/10.2460/ajvr.24.09.0287