Phase III Study of Concurrent Radiotherapy in Elderly Patients With Esophageal Squamous Cell Carcinoma (ESO-Shanghai 15)

This study is comparing different radiation therapy approaches — with or without chemotherapy — in elderly patients (76 years and older) with esophageal squamous cell cancer, to find the safest and most effective option for older patients who may not tolerate aggressive treatment as well. **You may be eligible if...** - You are at least 76 years old - You have been diagnosed with esophageal squamous cell carcinoma confirmed by biopsy - You have not previously received radiation, chemotherapy, or surgery for this cancer - You are not a candidate for or have chosen not to pursue surgery **You may NOT be eligible if...** - Your cancer has spread to distant organs - You have previously received treatment for this cancer - You have significant other medical conditions that would make radiation unsafe Talk to your doctor to see if this trial is right for you.