Esophageal Squamous Cell Carcinoma by AJCC V8 Stage

The incidence and mortality of esophageal squamous cell carcinoma are at the forefront in China.Most part of patients are elderly. Concurrent chemoradiotherapy is the standard treatment for unresectable locally advanced esophageal squamous cell carcinoma. Most elderly patients cannot tolerate concurrent chemotherapy because of complications and other reasons. Immunotherapy has definite efficacy and low toxicity in advanced esophageal squamous cell carcinoma, and the results combined with radiotherapy have also been preliminarily reported. Therefore, it is necessary to further explore the efficacy and safety of radiotherapy combined with immunotherapy in elderly patients with esophageal squamous cell carcinoma.