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Postoperative computed tomography. A, Sagittal view 3 months' postoperatively showing a remaining defect in the anterior tracheal wall but no extension of a tract to the cutaneous surface. B, Sagittal view 2 years' postoperatively showing persistent anterior tracheal wall defect but still no tract to the cutaneous surface. Only a difference in the amount of soft tissue present anterior to the protrusion of the anterior airway seen.
