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Left circumflex coronary artery arising as a terminal extension of right coronary artery. A case report

O Sağkan1, E Ornek, O Yeşildağ

  • 1Ondokuz Mayis University, Faculty of Medicine, Cardiology Department, Samsun, Türkiye.

Angiology
|May 1, 1994
PubMed

Insights

A rare coronary artery anomaly is described where the left circumflex artery originated from the right coronary artery. This unique anatomical variation presented with normal main stem and obtuse marginal branches.

Area of Science:

  • Cardiovascular Medicine
  • Anatomical Pathology
  • Medical Imaging

Background:

  • Coronary artery anomalies (CAAs) are congenital variations in the structure of the heart's arteries.
  • While numerous CAAs exist, anomalies involving the left circumflex artery are relatively common.
  • Understanding these variations is crucial for accurate diagnosis and treatment planning.

Observation:

  • This report details a unique anomaly of the left circumflex artery.
  • The left circumflex artery was observed to arise as a terminal extension of the right coronary artery.
  • This represents an unusual origin for the circumflex artery.

Findings:

  • The main stem and obtuse marginal branches of the anomalous left circumflex artery were normal and well-developed.
  • Despite the anomalous origin, the distal vasculature appeared functionally intact.
  • This specific CAA presentation is distinct from previously documented cases.

Implications:

  • This case highlights the diverse spectrum of coronary artery anomalies.
  • Accurate identification of such anomalies through imaging is vital for preventing potential complications.
  • Further research into the embryological basis and clinical significance of rare CAAs is warranted.

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