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Coronary-pulmonary steal syndrome
H K Najm1, I S Gill, G M FitzGibbon
1Division of Cardiac Surgery, University of Ottawa Heart Institute, Ottawa Civic Hospital, Ontario, Canada.
The Annals of Thoracic Surgery
|July 1, 1996
Summary
A rare internal thoracic artery-pulmonary artery fistula developed 3 years after coronary bypass reoperation. This case highlights a unique post-operative complication managed conservatively.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Medical Complications
Background:
- Coronary artery bypass grafting (CABG) is a common cardiac surgical procedure.
- Internal thoracic artery (ITA) is frequently used as a graft in CABG.
- Post-operative complications, though rare, require thorough investigation.
Observation:
- A patient presented with exertional angina 3 years after undergoing CABG reoperation.
- Diagnostic investigations revealed an unexpected internal thoracic artery-pulmonary artery fistula.
- This fistula represents a rare post-operative complication with unclear etiology.
Findings:
- The internal thoracic artery-pulmonary artery fistula was confirmed as the cause of the patient's angina.
- The fistula developed long after the initial surgical intervention.
- Conservative management was chosen for this specific case.
Implications:
- This case expands the understanding of rare complications following coronary artery bypass reoperation.
- It emphasizes the importance of considering unusual etiologies for delayed post-operative symptoms.
- Further research may elucidate the exact mechanisms leading to ITA-pulmonary artery fistula formation.