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Coronary artery bypass grafting for an octogenarian with R II-B type with isolated single coronary artery

Motoyuki Kumagai1, Eiji Shinoda2, Makoto Takehara1

  • 1Department of Cardiovascular Surgery Hamamatsu Rosai Hospital Hamamatsu Japan.

Clinical Case Reports
|January 31, 2020
PubMed

Insights

A rare isolated single coronary artery anomaly, where the left main coronary artery passes between the aorta and pulmonary artery, was documented. This condition poses a significant risk for myocardial infarction and sudden death, particularly in younger individuals.

Area of Science:

  • Cardiology
  • Congenital Heart Disease
  • Anatomical Variations

Background:

  • Coronary artery anomalies are congenital defects affecting the origin or course of coronary arteries.
  • Isolated single coronary artery (SCA) is an extremely rare anomaly.
  • Certain anatomical variations, like the left main coronary artery (LMCA) passing between the great arteries, carry significant clinical implications.

Purpose of the Study:

  • To report a rare case of isolated single coronary artery with a specific anatomical course.
  • To highlight the potential severity and clinical risks associated with this anomaly.

Main Methods:

  • Case report detailing a patient with isolated single coronary artery.
  • Review of relevant literature on coronary artery anomalies and their management.

Main Results:

  • The case involved an isolated single coronary artery where the LMCA traversed the interarterial space between the aorta and pulmonary artery.
  • This anatomical arrangement is associated with a high risk of sudden cardiac death and myocardial infarction.

Conclusions:

  • Isolated single coronary artery with interarterial course is a potentially life-threatening anomaly.
  • Early recognition and appropriate management are crucial to mitigate risks such as myocardial infarction and sudden death in affected individuals.

Keywords:
CABGcoronary artery anomaliesisolated single coronaryoctogenarian

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