Inflammatory and neuroendocrine biomarkers of prognosis after ischemic stroke

Mira Katan1, Mitchell S V Elkind

  • 1Stroke Division, Department of Neurology, College of Physicians and Surgeons, Columbia University, New York, NY, USA. mk3270@columbia.edu

Insights

Identifying reliable prognostic biomarkers after acute stroke is crucial for patient care. This review focuses on inflammatory and neuroendocrine markers, highlighting their potential to improve clinical decision-making and resource allocation.

Area of Science:

  • Neurology
  • Biomarkers
  • Clinical Medicine

Background:

  • Stroke is a leading cause of death and disability in the USA.
  • Accurate prognostic information is vital for optimizing stroke patient care and healthcare resource allocation.
  • Early prognostic markers can significantly aid clinical decision-making post-stroke.

Purpose of the Study:

  • To review selected inflammatory and neuroendocrine candidate biomarkers for acute stroke prognosis.
  • To assess the utility of biomarkers in improving clinical decision-making beyond standard assessments.
  • To discuss the current status and future directions of prognostic biomarker research in stroke.

Main Methods:

  • Literature review focusing on inflammatory and neuroendocrine markers.
  • Analysis of biomarker utility based on improving clinical decision-making and providing timely information.
  • Discussion of existing data and ongoing research.

Main Results:

  • Several candidate biomarkers, including inflammatory and neuroendocrine markers, have been investigated for stroke prognosis.
  • The utility of current biomarkers is defined by their ability to enhance clinical decisions and offer information beyond routine examination and imaging.
  • No single biomarker has fully achieved the aim of significantly improving clinical decision-making yet.

Conclusions:

  • Prognostic biomarkers hold promise for improving acute stroke management.
  • Further research is needed to validate and implement these markers effectively in clinical practice.
  • Selected inflammatory and neuroendocrine markers show potential for aiding in stroke prognosis and patient care optimization.

Related Concept Videos

Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers01:19

Blood 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...
Blood Studies for Cardiovascular System I: Cardiac Biomarkers01:20

Blood Studies for Cardiovascular System I: Cardiac Biomarkers

Cardiac biomarkers are enzymes, proteins, and hormones released into the blood when cardiac cells are injured. They are powerful tools for triaging.
The essential diagnostic tools for detecting myocardial necrosis and monitoring individuals suspected of having acute coronary syndrome (ACS) include:
Troponins
Troponins, particularly cardiac troponins I and T, are the most precise and sensitive markers of myocardial injury. They are detectable within 4-6 hours of myocardial injury and remain...
Ischemic Stroke ll: Pathophysiology01:15

Ischemic Stroke ll: Pathophysiology

An ischemic stroke occurs when a cerebral blood vessel becomes obstructed, most often by a thrombus or embolus, interrupting the delivery of oxygen and glucose to brain tissue. Because neurons rely on continuous aerobic metabolism, energy failure begins within minutes of reduced perfusion. The region receiving the least blood flow becomes the infarct core, an area of irreversible cellular death. Surrounding this core lies the penumbra, a zone of hypoperfused but still viable tissue that is...
Ischemic Stroke l: Introduction01:15

Ischemic Stroke l: Introduction

Ischemic stroke is an acute cerebrovascular condition in which blood flow to a brain region is suddenly interrupted, leading to tissue infarction. Neurons depend on continuous oxygen and glucose supply, so even brief reductions in perfusion cause energy failure, ionic imbalance, and irreversible injury. Ischemic strokes are classified into thrombotic and embolic types based on their underlying mechanisms.Thrombotic MechanismsThrombotic stroke develops when a clot forms within a cerebral artery.