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Related Concept Videos

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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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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Related Experiment Video

Updated: Jul 1, 2026

Multimodality Diagnosis of Mesenteric Ischemia
05:07

Multimodality Diagnosis of Mesenteric Ischemia

Published on: July 21, 2023

[Acute mesenteric ischemia].

C Meşină1, I Vasile, M Paşalega

  • 1Clinica II Chirurgie, Spitalul Clinic Judeţean de Urgenţă Craiova, UMF Craiova. mesina.cristian@doctor.com

Chirurgia (Bucharest, Romania : 1990)
|September 11, 2008
PubMed
Summary
This summary is machine-generated.

Acute mesenteric ischemia, a group of diseases impairing gut blood flow, has high mortality. Nonocclusive mesenteric ischemia is the deadliest due to diagnostic challenges.

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Area of Science:

  • Gastroenterology
  • Vascular Surgery
  • Critical Care Medicine

Context:

  • Acute mesenteric ischemia (AMI) encompasses arterial embolus/thrombus, venous thrombus, and nonocclusive mesenteric ischemia.
  • Common features include impaired intestinal perfusion, bacterial translocation, and systemic inflammatory response syndrome.
  • Mortality rates for AMI vary significantly based on the underlying cause.

Purpose:

  • To provide an overview of acute mesenteric ischemia based on current research.
  • To highlight the varying mortality rates and pathophysiological challenges associated with different forms of AMI.
  • To discuss the potential for improved prognosis with accumulated knowledge.

Summary:

  • Nonocclusive mesenteric ischemia presents the highest mortality due to poorly understood pathophysiology and delayed diagnosis.
  • Mesenteric venous thrombosis is less lethal compared to superior mesenteric artery thromboembolism and nonocclusive mesenteric ischemia.
  • Despite high historical mortality, ongoing research is expected to enhance outcomes for acute mesenteric ischemia.

Impact:

  • Improved understanding of AMI pathophysiology can lead to earlier diagnosis and intervention.
  • Differentiating between AMI subtypes is crucial for tailoring treatment and improving patient survival.
  • Advances in research offer hope for reducing the significant mortality associated with acute mesenteric ischemia.