This book aims to be a complete guide to diagnose, manage, and treat rare lung diseases encountered by practicing pulmonologists and trainees. It extensively covers the "more common" of the rare lung diseases, categorizing them based on developmental lung anomalies in adults, airway disorders, diffuse parenchymal lung diseases, neoplasms, rare vascular disorders, and other miscellaneous conditions. This comprehensive review facilitates the study and understanding of this complex and diverse set of disorders, focusing on differential diagnosis, evidence-based discussions of management algorithms, and thoughtful analysis of treatment options.Key Features* Reviews multiple rare lung diseases, including ones acquired congenitally to be expressed in old age* Enriched with case studies and illustrations to guide respiratory physicians and trainees to devise an effective treatment plan*Focuses on concerned investigations, with a section on the role of new procedures in management