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Blutwerte · Marker

NT-proBNP

N-terminal pro-BNP · NT-pro-B-type Natriuretic Peptide · BNP

Herzmarker
Einheit:
pg/mL

NT-proBNP quantifies the level of N-terminal pro-B-type natriuretic peptide, a by-product of proBNP cleavage, reflecting cardiac stress.

Reference Ranges

Reference
0125pg/mL
0
125
LowNormalHigh
Reference
Unit · pg/mL

Levels increase with age; higher in females and those with renal impairment.

Overview

Übersicht

N-terminal pro-B-type natriuretic peptide (NT-proBNP) is a biomarker derived from the cleavage of proBNP, a precursor of B-type natriuretic peptide (BNP). It is released by cardiac myocytes in response to ventricular volume expansion and pressure overload. Researchers have found NT-proBNP to be a critical marker in the assessment of heart failure (HF), providing diagnostic and prognostic information. Clinically, NT-proBNP is essential in diagnosing acute decompensated heart failure (ADHF) and in differentiating between heart failure with reduced ejection fraction (HFrEF) and heart failure with preserved ejection fraction (HFpEF). It is also used to monitor treatment efficacy, particularly in patients receiving angiotensin receptor-neprilysin inhibitors (ARNI). In the context of athletic performance and biohacking, NT-proBNP may not directly correlate with enhanced performance or longevity. However, it can be a useful marker for assessing cardiac stress and potential underlying cardiac conditions that could impact long-term health. Researchers observed that NT-proBNP levels can be influenced by factors such as age, renal function, and obesity, which may confound its interpretation. Therefore, it is crucial to consider these factors when evaluating NT-proBNP levels. Additionally, NT-proBNP does not require fasting and is not significantly affected by the time of day, making it a convenient marker for clinical use.

Klinische Bedeutung

Elevated NT-proBNP levels indicate cardiac stress, often associated with heart failure, and can predict adverse cardiovascular outcomes. Reduced levels are generally considered normal but may need interpretation in the context of clinical symptoms.

Dynamics

Trend Interpretation

Rising Values

Progressively rising NT-proBNP levels suggest worsening cardiac function or heart failure. Retest in 4-6 weeks if levels are outside the optimal range.

Falling Values

Falling levels may indicate improvement in cardiac function or effective treatment response.

Re-test Interval

4-6 weeks if outside optimal range

Etiology

Causes — High & Low

Cause

Elevated Levels

  • Heart failure
  • Renal impairment
  • Advanced age
  • Pulmonary hypertension
  • Acute coronary syndrome
Cause

Low Levels

  • Normal cardiac function
  • Effective heart failure treatment
  • Younger age
  • Lower body mass index
  • Absence of cardiac stress
Protocol

How to Optimize

Lever

Lifestyle

  • Regular cardiovascular exercise
  • Weight management
  • Smoking cessation
Lever

Nutrition

  • Low-sodium diet
  • Increased fruit and vegetable intake

Note:

Consult a healthcare provider before making significant lifestyle changes, especially in the presence of heart disease.

Testing Guidelines

Fasting Not Required
Not Time-Sensitive

Testing Frequency

Every 6-12 months for heart failure patients, or as clinically indicated.

Interfering Factors

  • Renal function
  • Obesity
  • Age

Related Peptides & Hormones

Bnp

Correlated with

hormone or peptide

Open Research Questions

Current research suggests that while NT-proBNP is a valuable biomarker in heart failure, its diagnostic specificity in heart failure with preserved ejection fraction (HFpEF) remains debated due to confounding factors like age and renal function. Researchers have not yet established optimal reference ranges for NT-proBNP across diverse populations, particularly in sub-phenotyping cardiac patients. Additionally, clinical questions about the integration of NT-proBNP with emerging biomarkers for improved prognostic accuracy in various cardiac conditions remain unanswered.

30 Research Publications

265

Total Citations

12

Human/RCT

2.0

Avg. Influence

2024

Latest

Sort
Filter
#01

N-Terminal B-type Natriuretic Peptide in Heart Failure.

ReviewInfluence1.0
59
Researchers found that NT-proBNP is a guideline-mandated biomarker for heart failure (HF) and is particularly effective in diagnosing acute decompensated HF. The study highlighted its prognostic value, offering information independent of standard clinical predictors and refining risk stratification in HF patients.
View on PubMed
#02

Evidence based application of BNP/NT-proBNP testing in heart failure.

ReviewInfluence2.0
50
This review summarized evidence on the application of BNP and NT-proBNP testing in heart failure. Researchers highlighted the importance of these biomarkers in diagnosing heart failure and discussed their potential roles in prognosis and therapy guidance.
View on PubMed
#03

NT-proBNP in Different Patient Groups of COPD: A Systematic Review and Meta-Analysis.

Meta-AnalysisInfluence6.0
34
Researchers conducted a systematic review to evaluate NT-proBNP levels in COPD patients. They found that NT-proBNP levels were significantly higher in patients with acute exacerbations and those with severe COPD, indicating its potential role in assessing cardiovascular stress.
View on PubMed
#04

Detection of cardioembolic stroke with B-type natriuretic peptide or N-terminal pro-BNP: a comparative diagnostic meta-analysis.

Meta-AnalysisInfluence2.0
32
This meta-analysis compared the diagnostic efficacy of BNP and NT-proBNP in detecting cardioembolic stroke. Researchers found that while BNP had superior sensitivity, NT-proBNP demonstrated higher specificity in distinguishing cardioembolic from non-cardioembolic strokes in adult ischemic stroke patients.
View on PubMed
#05

Angiotensin Receptor-Neprilysin Inhibitors and the Natriuretic Peptide Axis.

ReviewInfluence1.0
20
Researchers reviewed the effects of angiotensin receptor-neprilysin inhibitor (ARNI) therapy on the natriuretic peptide axis, focusing on NT-proBNP. They found that ARNI therapy decreases NT-proBNP levels while maintaining its prognostic accuracy for cardiovascular outcomes.
View on PubMed
#06

Biomarkers in Takayasu arteritis.

Wen Dan, et al. · International journal of cardiology · 2023

Review
16
This study examined the role of various biomarkers, including NT-proBNP, in patients with Takayasu arteritis (TA). Researchers found that these biomarkers are valuable for early diagnosis, evaluating disease activity, and guiding treatment options in TA. The combination of biomarker assays and imaging may enhance the accuracy of TA detection.

Key findings

  1. 01Researchers observed that Takayasu arteritis involves complex interactions between immune system components and inflammation.
  2. 02They identified several biomarkers, including cytokines and autoantibodies, that may help in understanding the disease.
  3. 03The study highlights the need for further research to clarify the role of these biomarkers in Takayasu arteritis.
View on PubMed
#07

Standardization of cardiac markers.

Review
16
This review focused on the standardization of cardiac biomarkers, including NT-proBNP. Researchers highlighted the importance of developing reference materials and quality specifications for immunoassays to optimize the clinical use of these biomarkers.
View on PubMed
#08

Cardiac Biomarkers in Patients With Asymptomatic Severe Aortic Stenosis: Analysis From the EARLY TAVR Trial.

Human
11
Researchers found that higher levels of NT-proBNP in patients with asymptomatic severe aortic stenosis were associated with higher event rates for adverse outcomes. However, the study suggested limited value for single measurements of NT-proBNP to guide the timing of transcatheter aortic valve replacement.
View on PubMed
#09

High-Sensitivity Troponin T, NT-proBNP, and Cognitive Outcomes in SPRINT.

HumanInfluence1.0
5
In the SPRINT study, researchers found that lower levels of NT-proBNP were associated with greater cognitive benefits from intensive blood pressure treatment. Higher NT-proBNP levels indicated a higher risk of mild cognitive impairment or probable dementia.
View on PubMed
#10

The Indian Consensus Document on cardiac biomarker.

Review
5
This study examined the role of cardiac biomarkers in diagnosing and managing heart failure in India. Researchers found that biomarkers can indicate the presence and severity of congestive heart failure (CHF) and may provide clinical benefits compared to conventional assessments.
View on PubMed

Clinical Trials (4)

4

Total Trials

1,131

Total Enrolled

Mandibular Advancement to Reduce Ventricular Load and Improve Quality-of-life in Heart Failure

NCT07460505NOT_YET_RECRUITING
Sponsor

National University Hospital, Singapore

Enrollment

328

Started

2026

Primary outcome

N-terminal pro-B-type natriuretic peptide (NT-pro BNP)

Heart FailureOSA - Obstructive Sleep Apnea

NT-ProBNP-based Heart Failure Screening and Prevention Trial in Patients With Type 2 Diabetes: STRONG-DM Study

NCT06593327RECRUITING
Sponsor

University of Texas Southwestern Medical Center

Enrollment

300

Started

2025

Primary outcome

Incident Heart Failure or All-cause death

Type 2 DiabetesDiabetic CardiomyopathyHeart FailureCardiometabolic Diseases

SGLT2 for Heart Failure in CHD Patients

Sponsor

Centre Hospitalier Universitaire de Nice

Enrollment

100

Started

2023

Primary outcome

To evaluate, on real-life data, the efficacy of iSGLT2 in patients with heart failure related to congenital heart disease as defined by improvement in NYHA class and/or change in NT-proBNP.

Heart Failure

NT-proBNP Measurements to Rule-out Heart Failure Among Patients With Atrial Fibrillation: A Prospective Clinical Study

Sponsor

University of Aarhus

Enrollment

403

Started

2019

Primary outcome

Diagnostic performance of NT-proBNP for ruling out heart failure in atrial fibrillation patients

Atrial FibrillationHeart Failure

Publication Trend

Research publications about NT-proBNP over time

8total
1
'05
2
'18
1
'20
1
'22
2
'23
1
'25

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