Surgical approaches to the aberrant right subclavian artery
Yuksel Atay1, Cagatay Engin, Hakan Posacioglu
1Department of Cardiovascular Surgery, Ege University Medical School, Bornova, 35100 Izmir, Turkey. yuksel.atay@ege.edu.tr
Insights
Aberrant right subclavian artery (arteria lusoria) is a rare congenital anomaly. Surgical repair by dividing the aberrant artery and translocating it to the carotid artery offers complete symptom relief without complications.
Area of Science:
- Cardiovascular Surgery
- Pediatric Surgery
- Congenital Anomalies
Background:
- Aberrant right subclavian artery (arteria lusoria) is a rare congenital anomaly.
- Symptomatic cases necessitate surgical intervention, with optimal operative approach debated.
- This study details surgical strategies for aberrant right subclavian artery correction.
Observation:
- Three pediatric and one adult patient with aberrant right subclavian artery underwent surgical correction between 2000 and 2004.
- A muscle-sparing right thoracotomy was employed for pediatric patients.
- A supraclavicular approach was utilized for the adult patient.
Findings:
- All patients were successfully treated by dividing the aberrant right subclavian artery and translocating it to the right common carotid artery.
- No graft interposition was required, and there was no operative or late morbidity or mortality.
- Complete symptom relief was achieved in all treated patients.
Implications:
- The study suggests age-specific surgical approaches for aberrant right subclavian artery are effective.
- Right thoracotomy in pediatric patients facilitates optimal mobilization and direct anastomosis.
- The findings support division and translocation as a safe and effective treatment for symptomatic aberrant right subclavian artery.
Abstract:
Aberrant subclavian artery (arteria lusoria) is a rare congenital anomaly that usually does not produce symptoms. Symptomatic patients require surgical intervention. The operative approach to correct this condition has been controversial. Herein, we describe surgical approaches to the aberrant right subclavian artery. From 2000 through 2004, 3 children and 1 adult with aberrant right subclavian artery underwent operation. Our surgical approach varied according to the age of the patient. A muscle-sparing right thoracotomy was used in the pediatric patients, and a supraclavicular approach was used in the adult. Patients were treated successfully by division of the aberrant right subclavian artery and translocation to the right common carotid artery, without graft interposition. There was no operative or late morbidity or death. Symptoms were completely relieved in all patients. Although an extrathoracic approach is applicable and reliable for adult patients, we believe that adequate exposure for the described procedure is best accomplished through a right thoracotomy in pediatric patients. This approach enables optimal mobilization of the distal right subclavian artery without leaving a long stump and enables direct anastomosis to the ipsilateral carotid artery.
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