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Vieussens' Arterial Ring

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  • 1Department of Cardiology, Postgraduate Institute of Medical Education and Research, Chandigarh-160012 India. prashantpanda85@gmail.com.

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Summary
This summary is machine-generated.

Vieussens

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Vieussens’ ringchronic total occlusionconus artery

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Area of Science:

  • Cardiovascular Anatomy
  • Coronary Artery Anatomy
  • Collateral Circulation

Background:

  • Vieussens' artery, or Vieussens' ring, forms an anastomosis between the right coronary artery's conus branch and the left anterior descending artery.
  • This arterial ring encircles the great vessels, presenting a unique anatomical course.
  • Understanding its anatomical course is crucial, typically visualized in orthogonal views (left and right oblique).

Purpose of the Study:

  • To describe the anatomical course of Vieussens' arterial ring.
  • To highlight the clinical significance of Vieussens' arterial ring in coronary collateral circulation.
  • To investigate the role of Vieussens' arterial ring as a collateral source to the occluded left anterior descending artery.

Main Methods:

  • Anatomical description based on orthogonal imaging views (left and right oblique).
  • Clinical case review to assess the role of Vieussens' arterial ring in collateral blood flow.
  • Evaluation of ventricular function in patients with severe coronary artery disease and potential Vieussens' ring contribution.

Main Results:

  • Vieussens' arterial ring provides a significant collateral blood supply pathway.
  • The artery courses superiorly and leftward in the left oblique view.
  • It courses anteriorly across the right ventricular outflow tract in the right oblique view.

Conclusions:

  • Vieussens' arterial ring is a critical collateral pathway to an occluded left anterior descending artery.
  • The presence of a robust Vieussens' arterial ring can maintain ventricular function despite severe coronary artery disease.
  • This anatomical finding has significant implications for understanding myocardial perfusion and treatment strategies in ischemic heart disease.