Pulmonary medicine deals with the diseases that are associated with the respiratory tract. It manages patients needing advanced life support and mechanical ventilation. Pulmonary medicine is helpful in treating diseases like pneumonia, asthma, tuberculosis, emphysema, etc. Some of the clinical procedures that fall under its domain are spirometry, bronchoscopy, CT scanning, scintigraphy, etc. Inhalation of bronchodilators and steroids, and intake of oral antibiotics and leukotriene antagonists are important in the treatment of pulmonary diseases. Surgical procedures such as pleuroscopy and bronchoscopy are also performed in pulmonary medicine to treat severe diseases. This book studies, analyses and upholds the pillars of pulmonary medicine and its utmost significance in modern times. It is a compilation of chapters that discuss the most vital concepts and emerging trends in the field of pulmonary medicine. Those in search of information to further their knowledge will be greatly assisted by this book.