The second edition of Front Line Surgery expands upon the success of the first edition, providing updated discussion of practical management of commonly encountered combat injuries.This edition reflects the cutting edge of combat casualty care, refined principles of surgical management of specific injury patterns, and incorporation of the spectrum of recent research advancements in trauma care. Each chapter continues to follow the same organization as the first edition. The  BLUF , or bottom line up front, headlines each topic, providing the critical pearls for the reader, followed by a focused and straight forward discussion of management, pitfalls, and recommendations. In addition, select chapters conclude with a section discussing the application of this topic in civilian practice, as potentially encountered by the rural or humanitarian relief surgeon.