Impact of perioperative nutritional therapy on risk and complication management in patients undergoing esophagectomy for cancer

Esophagectomy is considered to be a high risk procedure regarding postoperative morbidity and mortality. Therefore, in Germany, these operations are limited to hospitals fulfilling a minimum quantity. This systematic review focuses on risk and complication management regarding the impact of perioperative nutritional therapy, including the recent S3-guideline recommendations and comments of the German Working Group of Medical Societies (AWMF) which were established with contributions from the authors.