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Updated: Jul 4, 2025

A Model of Disturbed Flow-Induced Atherosclerosis in Mouse Carotid Artery by Partial Ligation and a Simple Method of RNA Isolation from Carotid Endothelium
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Mobile Atheroma in the Left Internal Carotid Artery: A Case of Impending Doom!

Marc T Zughaib1, Medhat Chowdhury1, Andrew D Assaf1

  • 1Department of Cardiology, Ascension Providence Hospital - Michigan State University College of Human Medicine, Southfield, USA.

Cureus
|January 29, 2024
PubMed

Insights

A mobile atheroma in the carotid artery presents a high stroke risk. This case demonstrates successful treatment with carotid stenting, highlighting a safe endovascular option for this unusual presentation.

Area of Science:

  • Vascular Surgery
  • Neurology
  • Interventional Cardiology

Background:

  • Carotid artery disease is a significant risk factor for ischemic stroke.
  • Stroke risk is associated with carotid plaque characteristics, including rupture and embolization.
  • Management strategies for symptomatic carotid stenosis involve balancing risks of stroke and intervention.

Observation:

  • A 69-year-old male presented with a carotid bruit, revealing a large, highly mobile atheroma in the proximal left internal carotid artery.
  • The mobile nature of the atheroma indicated an elevated risk of distal embolization and stroke.
  • This unique finding presented a clinical dilemma regarding the optimal treatment strategy: endovascular versus open surgery.

Findings:

  • The patient underwent successful percutaneous carotid artery stenting.
  • The procedure was performed without any periprocedural complications.
  • Carotid stenting proved to be a safe and effective treatment for this unusual case of mobile atheroma.

Implications:

  • Mobile atheromas represent a high-risk subset of carotid artery disease.
  • Percutaneous carotid stenting can be a safe and effective alternative to open surgery in select cases with mobile atheromas.
  • This case expands the understanding of treatment options for complex carotid artery disease presentations.

Keywords:
cardiologycarotid artery diseasecarotid stentinterventional cardiologymobile atheroma

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