Related Experiment Video
Updated: May 22, 2026
05:07
Multimodality Diagnosis of Mesenteric Ischemia
Published on: July 21, 2023
Acute mesenteric ischemia: a vascular emergency.
Ernst Klar1, Parwis B Rahmanian, Arno Bücker
1Department of General, Thoracic, Vascular and Transplantation Surgery, University Medical Center Rostock, Germany. ernst.klar@med.uni-rostock.de
Deutsches Arzteblatt International
|April 27, 2012
Summary
Acute mesenteric ischemia is a life-threatening vascular emergency. Rapid diagnosis and interdisciplinary treatment are crucial for improving patient outcomes in mesenteric ischemia.
Area of Science:
- Vascular Surgery
- Interventional Radiology
- Gastroenterology
Background:
- Acute mesenteric ischemia has a high mortality rate (50-70%).
- Recognizing mesenteric ischemia as a vascular emergency is critical.
- Improved outcomes necessitate efficient clinical evaluation and treatment.
Purpose of the Study:
- To improve outcomes for patients with acute mesenteric ischemia.
- To provide an interdisciplinary consensus on the management of mesenteric ischemia.
Main Methods:
- Literature review using PubMed search terms: "mesenteric ischemia" AND "arterial" OR "venous" OR "clinical presentation" OR "diagnosis" OR "therapy" OR "surgery" OR "interventional radiology."
- Consideration of American College of Cardiology/American Heart Association guidelines.
- Interdisciplinary discussions among specialists involved in mesenteric ischemia management.
Main Results:
- Biphasic contrast-enhanced computerized tomography is the preferred diagnostic tool for arterial or venous occlusion.
- Angiography with intraarterial pharmacotherapy is indicated for non-occlusive mesenteric ischemia.
- Endovascular techniques are increasingly used for arterial occlusion; surgery is required for embolic central mesenteric artery occlusion or peritonitis.
- Transhepatic catheter thrombolysis is a treatment option for portal-vein thrombosis within 3-4 weeks.
Conclusions:
- Rapid diagnosis (within 4-6 hours of symptom onset) is essential.
- Interdisciplinary cooperation in treatment provision is required to improve outcomes.
- Timely intervention is key to reducing the mortality associated with mesenteric ischemia.
More Related Videos
07:05Visualization of Neutrophil Extracellular Traps in Mesenteric Venules After Mesenteric Ischemia-Reperfusion Injury via Intravital Microscopy
Published on: September 27, 2024
04:57Controlled Reversible Visceral Arterial Ischemia, Venous Congestion and Combined Malperfusion via Midline Laparotomy in Rats
Published on: July 5, 2024
Related Concept Videos
01:30Acute Coronary Syndrome I: Introduction
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...
01:21Aneurysm II: Clinical Manifestations and Diagnostic Studies
Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
01:15Ischemic 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...
01:26Transient 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...
01:15Ischemic 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.
01:27Peptic Ulcer
Peptic ulcers are erosive lesions of the gastric or duodenal lining, most commonly caused by Helicobacter pylori infection. This Gram-negative, helical bacterium has adapted to survive the stomach’s acidic environment by producing urease, which converts urea into ammonia and carbon dioxide. The ammonia neutralizes gastric acid in the bacterium’s immediate environment, allowing colonization of the gastric mucosa. H. pylori attaches to mucus-secreting epithelial cells, penetrates the mucus...