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Related Concept Videos

Ischemic Heart Disease: Overview01:17

Ischemic Heart Disease: Overview

Ischemic heart disease occurs when the heart's blood supply dwindles, causing an ominous lack of oxygen and nutrients. This deficiency, stemming from reduced or obstructed blood flow, spells danger, leading to heart muscle damage and dysfunction.
Atherosclerosis, the primary malefactor, orchestrates this dangerous condition. It manifests as the accumulation of fatty deposits, akin to insidious plaques, within arterial walls. As time elapses, these plaques metamorphose, hardening and narrowing...
Stroke: Introduction and Types01:29

Stroke: Introduction and Types

A stroke is an acute neurological event caused by the sudden disruption of cerebral blood flow, leading to rapid loss of neuronal function. Neurons depend on continuous oxygen and glucose supply, so even brief interruptions can cause irreversible injury within minutes. Strokes are classified into ischemic and hemorrhagic types.Ischemic StrokeIschemic strokes are most common and occur due to arterial occlusion, depriving brain tissue of oxygen and nutrients. This leads to energy failure, ionic...
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.
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...
Hemorrhagic Stroke ll: Pathophysiology01:29

Hemorrhagic Stroke ll: Pathophysiology

A hemorrhagic stroke develops when a cerebral blood vessel ruptures, allowing blood to escape into the surrounding brain tissue, as in intracerebral hemorrhage (ICH), or into the subarachnoid space, as in subarachnoid hemorrhage (SAH). Because the skull is a rigid compartment, the sudden presence of extravascular blood rapidly increases intracranial pressure and compresses adjacent neural structures, leading to immediate tissue injury and impaired cerebral perfusion.Mass Effect and Primary...
Transient Ischemic Attack l: Introduction01:26

Transient Ischemic Attack l: Introduction

A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by a temporary, focal reduction in cerebral blood flow. Although symptoms resemble those of an ischemic stroke, the interruption in perfusion is short-lived and does not cause permanent infarction. TIAs are clinically important because they often serve as early warning events for future stroke.Mechanisms of Transient Cerebral IschemiaTransient cerebral ischemia may arise through several mechanisms. One...

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Related Experiment Video

Updated: May 10, 2026

A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia
06:01

A Thrombotic Stroke Model Based On Transient Cerebral Hypoxia-ischemia

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Endothelial dysfunction in acute ischemic stroke: a review.

Antonia Kleeberg1, Thomas Luft2, Daniel Golkowski3

  • 1Department of Neurology, Heidelberg University Hospital, Heidelberg, Germany. antonia.kleeberg@med.uni-heidelberg.de.

Journal of Neurology
|January 15, 2025
PubMed
Summary
This summary is machine-generated.

Endothelial dysfunction is a key target for preventing stroke complications and recurrence. Current research explores diagnostic methods and novel drug therapies, including endothelial progenitor cells, for managing acute ischemic stroke.

Keywords:
Acute ischemic strokeEndothelial dysfunctionEndotheliopathyEndotheliumStroke

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Area of Science:

  • Neurology
  • Cardiovascular Science
  • Pharmacology

Background:

  • Endothelial dysfunction is an emerging therapeutic target for acute stroke and prevention of recurrent stroke.
  • Understanding endothelial dysfunction is crucial for managing stroke complications.

Purpose of the Study:

  • To review current knowledge on endothelial dysfunction in stroke.
  • To outline diagnostic methods for endothelial dysfunction.
  • To highlight investigational drugs for treating endothelial dysfunction in acute ischemic stroke.

Main Methods:

  • Searched PubMed and ClinicalTrials.gov for studies on endothelial dysfunction and stroke.
  • Screened reference lists of identified articles for additional sources.
  • Abstracted and summarized data from eligible studies.

Main Results:

  • Endothelial dysfunction can be assessed using serum biomarkers, ultrasound, or plethysmography.
  • Therapeutic agents include ACE inhibitors, isosorbide mononitrate, and experimental endothelial progenitor cells.
  • A correlation exists between endothelial dysfunction and parenchymal hematoma post-thrombectomy.

Conclusions:

  • Novel markers for endothelial dysfunction are being integrated into clinical practice for acute ischemic stroke.
  • Early clinical trials are investigating therapies like endothelial progenitor cells.
  • Further research aims to improve decision-making in acute ischemic stroke treatment.