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NT-proBNP Age-Adjusted Thresholds

NT-proBNP Age-Adjusted Thresholds: Interprets acute dyspnea using age-stratified NT-proBNP cutoffs (ICON trial) to distinguish heart failure from other causes.

65 Years
pg/mL
Guidelines & Evidence

Verified

Last Review: 2026

When to Use

When to Use

Patients presenting to the emergency department or acute care setting with undifferentiated dyspnea.
To rapidly rule-out or rule-in Acute Heart Failure (AHF) as the primary etiology of the patient's presentation.
Evaluation of patients with a high degree of clinical suspicion for congestive heart failure exacerbation.

Critical Exclusion

These thresholds are NOT applicable for the standard BNP assay (B-type Natriuretic Peptide). They are specific to the N-terminal fragment (NT-proBNP), which has higher absolute values and different clearance characteristics.

Related Scores in Practice

In clinical practice, this assessment is frequently evaluated alongside other validated measures. Depending on the patient's presentation and specific diagnostic requirements, you may also need to utilize the GRACE Score, Heart Risk Score or the Ckd Epi Gfr to formulate a comprehensive care plan.

Last Comprehensive Review: 2026

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