Left main coronary artery-to-pulmonary artery fistula with severe aneurysmal dilatation
Kimberly L Gandy1, Abdallah G Rebeiz, Andrew Wang
1Division of Cardiovascular Surgery, Duke University Medical Center, Durham, NC, USA.
Insights
Coronary artery fistulas (CAF) are rare congenital heart defects. Surgical closure of a symptomatic left coronary artery fistula with a giant aneurysm was successfully performed, offering insights into CAF management.
Area of Science:
- Cardiology
- Congenital Heart Disease
- Vascular Surgery
Background:
- Coronary artery fistulas (CAF) are uncommon congenital or acquired cardiovascular abnormalities.
- While often asymptomatic, CAFs can lead to significant complications, including heart failure and arrhythmias.
Observation:
- This case report details a symptomatic patient with a large left coronary artery-to-pulmonary artery fistula.
- The fistula was associated with a giant 10-cm aneurysm, posing a unique surgical challenge.
Findings:
- Successful surgical intervention was achieved for the complex coronary artery fistula and associated aneurysm.
- The patient's symptoms were resolved postoperatively, indicating the efficacy of surgical closure.
Implications:
- This case highlights the importance of timely diagnosis and surgical management for symptomatic coronary artery fistulas, especially those with aneurysmal dilatation.
- The findings contribute to the understanding of managing rare and complex coronary artery anomalies.
Abstract:
Coronary artery fistulas (CAF) are rare abnormalities that can be symptomatic or asymptomatic. Most drain into the right ventricle or pulmonary artery, though a variety of other drainage sites have been reported. We report the results of the surgical closure of a symptomatic left coronary-to-pulmonary artery fistula associated with a giant 10-cm aneurysm and discuss the management of coronary artery fistulas.
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