With the introduction of indocyanine green (ICG) fluorescence and other techniques, it has become possible to evaluate intraoperative blood flow of the reconstructed organ of esophageal cancer surgery. This has reduced critical complications such as postoperative necrosis of the reconstructed organ. However, there is still the possibility of experiencing rare blood circulation disorders of reconstructive organs, which may lead to a difficult treatment choice, including reoperation. This article reviews the indications for reoperation, the precautions to be taken, and the postoperative management of the most frequently used reconstructive organ, the gastric tube.