Fig. 5From: Thoracoscopic McKeown esophagectomy in a patient with an azygos lobeThe azygos vein was present in the thoracic cavity, supported by the mesentery, and flowed into the superior vena cava (a). The azygos vein was clipped and cut with a vessel-sealing system, and both ends were ligated using the endloop™ (b)Back to article page