Megestrol Acetate for the Improvement of Quality of Life in Esophageal Cancer With Chemoradiotherapy

Megestrol is a semisynthetic progesterone derivatives, have promote anabolic effects. Can improve appetite, weight gain, and improve bone marrow suppression, increase the tolerance put, chemotherapy, improve the quality of life, is widely used in tumor radiation and chemotherapy of terminally ill patients. But because of its vascular embolization, vaginal bleeding, arrhythmia and other serious complications, there is no unified standard. The purpose of this study was to evaluate megestrol in esophageal squamous carcinoma radical chemoradiation curative effect and side effects, for rational use in the process of radiation and chemotherapy megestrol provide guidelines. A total of 210 patients will be accrued from China.The primary end point is quality of life (will be evaluated by EORTC QLQ-C30); the secondary end point is the pathological response after treatment and adverse events.