Effects of Preoperative Enteral Immunonutrition for Esophageal Cancer Patients Given Neoadjuvant Chemoradiotherapy

This study is examining whether giving special nutritional supplements (immune-boosting nutrition) before surgery helps esophageal cancer patients who also need pre-surgery chemotherapy and radiation. **You may be eligible if...** - You have been diagnosed with esophageal cancer confirmed by a biopsy - Your cancer requires treatment with chemotherapy and radiation before surgery - You are able to eat and drink at least a little by mouth - You are between 18 and 75 years old - Your body weight loss is not too severe (less than 20% of normal weight) **You may NOT be eligible if...** - You have severe swallowing difficulties and cannot tolerate oral nutrition - You have other serious medical conditions or a second cancer - You are pregnant Talk to your doctor to see if this trial is right for you.