Contents: 1. Epidemiology and Risk Factors of Pneumonia/Deepak Talwar and Rahul K Sharma. 2. Etiological Diagnosis of Pneumonia/Jyothi Edakalavan and Safreena M Nambipunnilath. 3. Role of Imaging in Respiratory Infections/Bhavin Dalal, Ishani Dalal and Korembeth P Ravikrishnan. 4. Severity Assessment of Pneumonia/Vivek Jayaschandran and Girish B Nair. 5. Management of Pneumonia: An Overview/Mohan Alladi, M Madhusudhan and J Harikrishna. 6. Community-acquired Pneumonia/Aditya Jindal and Surinder K Jindal. 7. Hospital-acquired and Ventilator-associated Pneumonia/Vijai Kumar Ratnavelu. 8. Pneumonia in Immunocompromised Host/George D’Souza. 9. Atypical Pneumonias/Sanjeev Nair. 10. Viral Pneumonia/Ravindran Chetambath, Safreena M Nambipunnilath. 11. Fungal Pneumonias/Raseela Karunakaran. 12. Parasitic Pneumonias/Ravindran Chetambath and Kiran V Narayan. 13. Aspiration Pneumonias/Devasahayam J Christopher and Shakti K Bal. 14. Pneumonia in Children/Sunny A Thomas and Ravindran Chetambath. World Clinics in Pulmonary and Critical Care Medicine dedicated to Pneumonia. This issue highlights the various aspects of pneumonia which will benefit both the students and teachers interested in pulmonary medicine. This issue includes all topics related to pneumonia with an international perspective. Both international and national authors have contributed various topics and focus is also given to discuss tropical infections. This issue extensively discusses bacterial, fungal, viral, and parasitic pneumonia covering the epidemiology, risk factors, clinical features, and management. Epidemic or pandemic nature of illnesses is presented by experts in the concerned fields such as influenza pneumonia and readers will find it interesting to get updated information on such a common disease. One topic is dedicated to pediatric pneumonia covering its etiology, risk factors, clinical presentation, diagnosis, treatment, and outcome. This is particularly important because pediatric pneumonia differs from adult pneumonia in all these aspects. Newer diagnostic methods including molecular methods are exhaustively discussed. Key Features: • Latest volume in the World Clinics: Pulmonary & Critical Care Medicine series. • Addresses various aspects of Pneumonia in state-of-the-art manner. • Contribution from national and international reputed experts in the field. • Discusses bacterial, fungal, viral, and parasitic pneumonia covering the epidemiology, risk factors, clinical features, and management. • Includes a topic on pediatric pneumonia. • Newer diagnostic methods are incorporated.