The Basic Lessons of Surgery are the Subject Matter of this app. The Topics included here are: 1. Surgery. A. Surgery. B. Definitions. C. Description of surgical procedure. D. Staging for surgery. E. Special populations. F. History of Surgery. G. Modern surgery. 2. Elective surgery. A. Elective surgery. B. Increasing urgency. 3. Emergency medicine. A. Emergency medicine. B.