Concepts in Esophageal Surgery.- Esophagectomy.- Esophagogastrectomy.- Transhiatal Esophagectomy.- Operations to Replace or Bypass the Esophagus.- Transabdominal Nissen Fundoplication.- Laparoscopic Nissen Fundoplication.- Posterior Gastropexy (Hill Repair).- Transthoracic Gastroplasty (Collis) and Nissen Fundoplication.- Bile Diverting Operations for Management of Esophageal Disease.- Cricopharyngeal Myotomy and Operation for Pharyngoesophageal (Zenker's) Diverticulum.- Esophagomyotomy for Achalasia and Diffuse Esophageal Spasm.- Laparoscopic Esophagomyotomy.- Operations for Esophageal Perforation and Anastomotic Leaks.