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Related Concept Videos

Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm 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...
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Aneurysm III: Interprofessional Care

Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
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Aneurysm IV: Nursing Management

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Transient Ischemic Attack l: Introduction01:26

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Aortic Regurgitation I: Introduction01:15

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Related Experiment Video

Updated: Jun 15, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
06:26

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

Hyper-acute stroke patients associated with aortic dissection.

Yasuyuki Iguchi1, Kazumi Kimura, Kenichiro Sakai

  • 1Department of Stroke Medicine, Kawasaki Medical School, Kurashiki. yigu@med.kawasaki-m.ac.jp

Internal Medicine (Tokyo, Japan)
|March 16, 2010
PubMed
Summary

Aortic dissection occurs in 1% of acute stroke patients within 3 hours. This condition requires careful diagnosis, as tissue plasminogen activator (tPA) therapy is contraindicated.

Related Experiment Videos

Last Updated: Jun 15, 2026

Novel and Innovative Hybrid Technique for Type A Aortic Dissection
06:26

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

Area of Science:

  • Neurology
  • Vascular Medicine
  • Emergency Medicine

Background:

  • Intravenous thrombolysis with tissue plasminogen activator (tPA) is a critical treatment for acute stroke within 3 hours of onset.
  • Patients with aortic dissection must avoid tPA due to the risk of inducing dissection rupture.

Observation:

  • This study investigated the incidence and clinical features of aortic dissection in acute stroke patients presenting within 3 hours.
  • The study included patients admitted to a single hospital and a review of PubMed-published cases.

Findings:

  • 1% of 208 acute stroke patients presenting within 3 hours had aortic dissection.
  • Clinical presentation included right pulse weakness (70%) and left hemiparesis (72%).
  • Carotid duplex ultrasonography identified arterial dissection in 6 patients, aiding in excluding them from tPA therapy.

Implications:

  • Aortic dissection may be an underrecognized complication in acute stroke.
  • Carotid ultrasonography is a valuable tool for diagnosing aortic dissection before tPA administration.
  • Prompt diagnosis and appropriate management are crucial for stroke patients with suspected aortic dissection.