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Published on: October 6, 2022
Double aortic arch causing tracheoesophageal compression
1Department of Cardiovascular Surgery, Children's Hospital and Medical Center, Seattle, Washington 98105.
Insights
Surgical repair of double aortic arch in 17 pediatric patients effectively resolved respiratory and swallowing issues. Early intervention before 24 months improved outcomes, with no mortality and complete symptom resolution in all cases.
Area of Science:
- Cardiovascular Surgery
- Pediatric Thoracic Surgery
- Congenital Heart Disease
Background:
- Double aortic arch is a rare congenital vascular anomaly causing extrinsic compression of the trachea and esophagus.
- Symptoms often manifest in infancy, including respiratory distress and feeding difficulties.
Purpose of the Study:
- To review the surgical management and outcomes of patients with double aortic arch treated at a single institution.
- To evaluate the efficacy of surgical intervention in alleviating symptoms associated with this condition.
Main Methods:
- Retrospective review of 17 patients surgically treated for double aortic arch since 1972.
- Diagnostic modalities included barium swallow and bronchoscopy to assess esophageal and tracheal compression.
- Surgical techniques involved division of the dominant arch, resection of Kommerell's diverticulum when present, and vascular suspension for tracheal/esophageal release.
Main Results:
- All 17 patients underwent successful surgical correction, with 16 having the anterior arch divided and one the posterior arch.
- 11 patients required surgery before 12 months of age, and 16 before 24 months.
- Four patients had Kommerell's diverticulum resected; 13 required vascular suspension.
- Complete symptomatic improvement was achieved in all patients, with no mortality.
- Four patients experienced residual symptoms potentially due to tracheomalacia.
Conclusions:
- Surgical correction of double aortic arch is highly effective in treating pediatric patients with symptomatic vascular rings.
- Early surgical intervention is crucial for optimal outcomes.
- While generally curative, residual symptoms may occur, possibly related to associated tracheomalacia.
Abstract:
Since 1972, 17 patients have been surgically treated for double aortic arch at our institution. The procedure became necessary before 12 months of age in 11 patients and before 24 months in 16 patients. The major symptoms were respiratory distress, noisy breathing, and respiratory infections; four patients also had dysphagia. A high degree of clinical suspicion should warrant further investigation. Barium swallow and bronchoscopy were diagnostic and revealed extrinsic compression of the esophagus and trachea, respectively. Division of the anterior arch was performed in 16 patients; the right (posterior) arch was divided in the remaining patient. Kommerell's diverticulum was found in four patients and was resected in order to avoid recurrence of dysphagia by compression. A vascular suspension procedure was necessary in 13 patients to further release the trachea and esophagus. There was no mortality in this series, and symptomatic improvement was achieved in all patients. A degree of tracheomalacia may be responsible for some residual symptoms in four patients.
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