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Related Concept Videos

Ischemic Heart Disease: Overview01:17

Ischemic Heart Disease: Overview

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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...
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Acute Coronary Syndrome I: Introduction01:30

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Acute Coronary Syndrome (ACS) encompasses a spectrum of heart conditions caused by sudden obstruction of coronary arteries, typically resulting from the rupture of an atherosclerotic plaque and subsequent thrombus (blood clot) formation. This obstruction can lead to partial or complete blockage of blood flow, causing varying degrees of myocardial ischemia or infarction.ACS includes the following clinical entities:Unstable Angina (UA)Non-ST-Elevation Myocardial Infarction (NSTEMI)ST-Elevation...
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Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations01:19

Acute Coronary Syndrome II: Pathophysiology and Clinical Manifestations

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The pathophysiology of Acute Coronary Syndrome [ACD] involves several key processes:The main underlying cause of ACD is atherosclerosis, a chronic inflammatory disease characterized by the buildup of lipid-laden plaques within the coronary arteries.As the atherosclerotic plaque grows in the coronary artery, it may become unstable due to the formation of a lipid-rich core and a thin fibrous cap. Inflammatory cells within the plaque, such as macrophages, secrete enzymes that degrade the...
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Related Experiment Video

Updated: Dec 19, 2025

A Middle Cerebral Artery Occlusion Technique for Inducing Post-stroke Depression in Rats
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Acute ischemic stroke and COVID-19.

Catherine Hassett1, Aron Gedansky1, MaryAnn Mays2

  • 1Resident, Cleveland Clinic.

Cleveland Clinic Journal of Medicine
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Summary
This summary is machine-generated.

Ischemic stroke can be an initial symptom of COVID-19, particularly in severe cases which may raise the risk of large-artery strokes. Further research is required to confirm these findings and guide effective patient management strategies.

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Area of Science:

  • Neurology
  • Infectious Diseases
  • Cardiovascular Medicine

Background:

  • The emergence of Coronavirus Disease 2019 (COVID-19) has been linked to various neurological complications.
  • Ischemic stroke has been anecdotally reported as a presenting manifestation of COVID-19.

Purpose of the Study:

  • To explore the association between COVID-19 and ischemic stroke.
  • To investigate the potential link between severe COVID-19 and large-artery strokes.
  • To highlight the need for further research into the etiology and management of COVID-19-associated strokes.

Main Methods:

  • Review of current literature and case reports.
  • Analysis of epidemiological data on stroke incidence in COVID-19 patients.
  • Comparative analysis of stroke subtypes in relation to COVID-19 severity.

Main Results:

  • Ischemic stroke can be an early clinical sign of COVID-19 infection.
  • Severe COVID-19 disease appears to correlate with an increased risk of large-artery ischemic strokes.
  • The precise mechanisms underlying this association require further elucidation.

Conclusions:

  • COVID-19 may present with ischemic stroke, necessitating heightened clinical awareness.
  • Severe cases of COVID-19 may predispose individuals to specific types of stroke.
  • Additional evidence is crucial for understanding the pathophysiology and optimizing treatment strategies for stroke in the context of COVID-19.