Book excerpt: This volume addresses three general themes in the preoperative diagnosis of early-stage esophagus cancer starting. Beginning with detailed observations of diagnosis using Endoscopic Submucosal Dissection (ESD), subsequent sections describe the current medical treatments for various types of carcinoma and conclude with detailed explanations of difficult cases and their diagnoses. The book also includes a wealth of endoscopic and pathological figures, helping scholars understand the diagnosis and treatment visually. Endoscopic Diagnosis of Superficial Esophagus Cancer for ESD is an essential book for clinicians and professionals in the fields of endoscopy and gastroenterology, offering them a comprehensive guide to diagnosis and treatment using ESD. Further, it is a valuable companion piece to the Editor’s well-received book Endoscopic Diagnosis of Superficial Gastric Cancer for ESD.