Schema of the reconstructed esophageal conduit. (a) The first reconstruction. The right side colon (the terminal ileum and the ascending colon) which was supplied by the marginal artery from the middle colic artery. (b) The resection of the necrotic reconstructed organ (the terminal ileum and part of the ascending colon). (c) The second reconstruction. The transverse colon which was supplied by the marginal artery from the left colic artery, and the microvascular anastomosis of the left internal thoracic artery and vein to the left branch of the middle colic artery and vein.