An undergraduate textbook consisting of case studies of 40 of the most important human infectious diseases encountered globally. Each case starts with a description of the symptoms of someone suffering from the particular disease. This is followed by comprehensive information about: the organism, epidemiology and transmission; host response and pathogenesis; clinical presentation; diagnosis (including differential); and management (including prevention). The information covers how the pathogen is transmitted from human to human, how it enters the body, its pathogenic mechanisms, how it interacts with the host immune system, its clinical presentation, diagnosis, treatment and prevention. in addition, there is a bullet point summary of this information for revision and review, and self-assessment questions to aid learning. This book is designed to be used in conjunction with standard microbiology and immunology texts, as part of an integrated approach to learning and understanding. The reader is referred to these sources throughout the book.Lydyard is the author of 'Case Studies in Infectious Diseases', published 2009 under ISBN 9780815341420 and ISBN 0815341423.