Because of its frequency and associated morbidity and mortality, hospital-acquired pneumonia (usually ventilator-associated pneumonia) is a major clinical problem and imposes a high financial burden. This book was created to provide clinicians and researchers with an updated and concise overview of this major challenge. In six chapters, the book addresses risk factors, etiology and pathophysiology, clinical presentation, prevention and clinical guidlines. The contributing team is a balanced combination of well-established and upcoming researchers and they have provided a concise and informative overview in this topical volume.