Related Experiment Video
Updated: Jul 2, 2026
07:31
Nitropeptide Profiling and Identification Illustrated by Angiotensin II
Published on: June 16, 2019
Natriuretic peptide testing in clinical medicine
Shafiq U Rehman1, James L Januzzi
1Department of Medicine and Division of Cardiology, Harvard Medical School and Massachusetts General Hospital, Boston, Massachusetts 02114, USA.
Cardiology in Review
|August 19, 2008
Summary
Brain natriuretic peptide (BNP) and NT-proBNP testing aids in diagnosing heart failure (HF). These natriuretic peptides (NPs) also offer prognostic value and can guide HF management, potentially improving patient outcomes.
Area of Science:
- Cardiology
- Biochemistry
- Clinical Medicine
Background:
- Natriuretic peptides (NPs) have been extensively studied since the discovery of atrial natriuretic factor in 1981.
- Brain-type NP (BNP) and NT-proBNP testing are increasingly used for diagnosing and excluding heart failure (HF).
Purpose of the Study:
- To highlight the clinical utility of BNP and NT-proBNP testing in heart failure management.
- To emphasize the prognostic significance and therapeutic monitoring potential of NP concentrations.
Main Methods:
- Review of recent advancements in natriuretic peptide research and clinical application.
- Analysis of the role of BNP and NT-proBNP in diagnosing and managing heart failure.
- Exploration of NP utility in other cardiovascular conditions.
Main Results:
- BNP/NT-proBNP testing can aid in heart failure diagnosis and exclusion, potentially reducing costs and adverse outcomes.
- NP concentrations are important for prognosis and assessing response to therapy in HF patients.
- NPs show prognostic utility beyond HF, including in ischemic heart disease and right ventricular dysfunction.
Conclusions:
- Logical application of BNP/NT-proBNP testing can optimize heart failure management.
- NP levels may serve as a gauge for therapeutic accuracy and disease stability in HF.
- Further exploration of NP prognostic utility in various cardiovascular conditions is warranted.
Related Concept Videos
01:19Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers
Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
01:26Nephrotic Syndrome II : Assessment and Medical Management
IntroductionNephrotic syndrome is a kidney disorder marked by excessive protein loss in the urine, leading to various systemic complications. This condition often results from damage to the glomeruli—the kidney's filtering units—causing proteinuria, low blood protein levels, and fluid retention. Understanding the assessment, diagnosis, and management of nephrotic syndrome is essential for effective treatment and prevention of further kidney damage.AssessmentPatient History: Document any history...
01:27Transducer Mechanism: Enzyme-Linked Receptors
Enzyme-linked receptors are cell-surface receptors acting as an enzyme or associating with an enzyme intracellularly. They make excellent drug targets. Drugs can bind to the extracellular ligand-binding domain or directly affect their enzymatic domain and alter their activity.
Major types that are helpful drug targets include:
Major types that are helpful drug targets include:
01:17Hormonal Regulation of Blood Pressure
Endocrinal or hormonal intervention in the cardiovascular system is predominantly exerted by the catecholamines - epinephrine and norepinephrine, as well as a slew of hormones that interact with renal function to modulate blood volume.
Epinephrine and Norepinephrine
The adrenal medulla releases epinephrine and norepinephrine, catecholamines that enhance and extend the sympathetic or "fight or flight" physiological response. These hormones escalate heart rate and the force of contraction while...
Epinephrine and Norepinephrine
The adrenal medulla releases epinephrine and norepinephrine, catecholamines that enhance and extend the sympathetic or "fight or flight" physiological response. These hormones escalate heart rate and the force of contraction while...
01:24Nephrotic Syndrome III : Nursing Management
Nursing management for nephrotic syndrome adapts as the disease progresses, with strategies evolving to address advancing symptoms and complications.Early-Stage Management In the early stages, nursing interventions for nephrotic syndrome resemble those used in managing acute glomerulonephritis, focusing on symptom monitoring, fluid balance, and managing mild to moderate edema.Vital Signs: Regularly monitor blood pressure, pulse, respiratory rate, and temperature to promptly identify...
01:25Drug Dosing in Renal Diseases: Measurement of Glomerular Filtration Rate
The glomerular filtration rate (GFR) is a critical indicator of kidney health, reflecting how well the kidneys filter blood. Changes in GFR can signal potential kidney impairment, necessitating accurate measurement methods to monitor kidney function effectively.Various molecules can serve as markers for GFR measurement, with the ideal marker meeting several specific criteria. It must freely filter at the glomerulus, avoid reabsorption or secretion by the renal tubules, remain unmetabolized, not...