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Intralobar pulmonary sequestration with arterial supply from the coronary circulation
Ioannis Tsitouridis1, Konstantinos Tsinoglou, Angeliki Cheva
1Department of Radiology, Papageorgiou Hospital, Thessaloniki, Greece.
Journal of Thoracic Imaging
|November 12, 2005
Summary
Pulmonary sequestration is a rare lung malformation. This case details an unusual instance where the abnormal lung tissue received blood supply from the coronary artery, not the aorta.
Area of Science:
- Cardiovascular Surgery
- Thoracic Surgery
- Pediatric Surgery
Background:
- Pulmonary sequestration is a congenital lung malformation characterized by non-functional lung tissue lacking normal connection to the tracheobronchial tree.
- Typically, these sequestrations receive arterial blood supply from the thoracic or abdominal aorta.
- Systemic arterial supply to pulmonary sequestration is a known phenomenon, but the source can vary.
Observation:
- This report presents a rare case of right middle lobe pulmonary sequestration.
- The sequestration's arterial supply originated from the left coronary artery, a highly unusual vascular source.
- This observation highlights a unique anatomical variation in pulmonary sequestration.
Findings:
- The study identifies an extremely rare variant of pulmonary sequestration.
- The findings confirm that coronary artery anomalies can supply pulmonary sequestration.
- This case expands the known spectrum of vascular supply in pulmonary sequestration.
Implications:
- This case underscores the importance of thorough vascular assessment in diagnosing pulmonary sequestration.
- Understanding rare vascular origins is crucial for surgical planning and patient management.
- Further research into the embryological basis of such anomalies may provide new insights.