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Giant aneurysmal coronary artery fistula originating from the left circumflex artery: Two case reports

Motonori Uchino1, Keiji Kamohara1, Yuichi Koga1

  • 1Department of Thoracic and Cardiovascular Surgery, Saga University Faculty of Medicine, Saga, Japan.

Journal of Cardiac Surgery
|July 31, 2021
PubMed

Insights

Coronary artery fistula (CAF) can be a complex anomaly. Giant aneurysmal CAF from the left circumflex artery presents unique surgical challenges, requiring individualized treatment strategies for optimal outcomes.

Area of Science:

  • Cardiology
  • Cardiovascular Surgery
  • Medical Case Reports

Background:

  • Coronary artery fistula (CAF) represents a common congenital anomaly of the coronary arteries.
  • Typically, CAFs involve the right coronary artery draining into right heart structures.
  • Surgical management of CAFs necessitates individualized approaches due to their diverse presentations.

Observation:

  • This report details two unique cases of giant aneurysmal CAF.
  • Both fistulas originated from the left circumflex artery.
  • The cases presented distinct anatomical and clinical characteristics.

Findings:

  • One patient required coronary artery bypass grafting (CABG) for treatment.
  • The second patient did not require CABG, indicating alternative management possibilities.
  • Giant aneurysmal CAF from the left circumflex artery demonstrates varied therapeutic needs.

Implications:

  • These cases highlight the importance of tailored surgical strategies for complex CAF.
  • Understanding variations in CAF presentation is crucial for effective treatment planning.
  • Further research into managing giant aneurysmal CAFs may refine clinical guidelines.

Keywords:
congenital heart diseasecoronary artery disease

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