This volume presents an overview of the current state of knowledge in the diagnosis, classification, surgical and multimodality therapy of malignant esophageal tumors. This includes squamous cell carcinoma as well as adenocarcinoma and in particular Barret's syndrome. The chapters focus on new diagnostic procedures such as laser fluorescence spectroscopy, chromoscopy and magnification endoscopy. These procedures not only help to optimize tumor staging but also form a basis for making noninvasive surgical and interventional methods safer and more effective. Since the results of treatment of...