This book is aimed at illustrating the common complicated ocular trauma with typical signs, examinations, surgical procedures and conservative management to clinical practitioners including the nurses, medical students, residents, fellows and ophthalmologists, and help them make the most appropriate decision on the diagnosis and management of such patients. There are 23 chapters introduced in the book, which covers all types of complicated ocular trauma with brief case reports combined with the most comprehensive pictures. For each disease, a brief introduction, explanation as well as management are offered to the readers. With the illustrative figures and explanations, the goal of making the right diagnose, offering the best advice or treatment to the patients, and understanding surgical procedures would be easily achieved. This book is useful for readers to be fully prepared for the challenge of complicated ocular traumatic cases. This is the fifth volume of the book series Ocular Trauma.