Nimotuzumab Combined With Concurrent Chemoradiotherapy for Locally Advanced Treatment Esophageal Cancer in Old Age

The research subjects of this project are mainly aimed at patients with locally advanced esophageal cancer who cannot be treated surgically, in nimotuzumab 3 months after the end of concurrent chemoradiotherapy, RECIST is pressed as based on physical examination and esophageal barium dialysis or esophageal contrast-enhanced CT Criteria assessed short-term and long-term efficacy separately. By detecting the expression of EGFR in patients with locally advanced esophageal cancer, the relationship between the efficacy of EGFR monoclonal antibody therapy and the long-term prognosis of patients was evaluated. Evaluation of safety, toxicity and side effects during treatment and in the near and long term.