At the present time, it is rarely necessary to operate after a digestive perforation complicating the ingestion of a caustic fluid. By contrast, cancer surgery progresses. Anaesthesia requires protection with a high degree of analgesia and curarisation. The use of a Carlens tube during oesophagectomy via a thoracic approach facilitates the surgeon's task. Compensation for blood and water losses should be generous. Insertion of a gastric tube through the plasty makes it possible to avoid gastrostomy. Finally, postoperative artificial ventilation is necessary in these individuals who often suffer from some form of respiratory pathology.