Principles of Pulmonary Medicine, 7th Edition, by Drs. Steven E Weinberger, Barbara A Cockrill, and Jess Mandel, offers a thorough introduction to the fast-evolving field of pulmonary medicine with a focus on pathophysiologic principles. This edition provides medical students, trainees, and healthcare professionals an accessible guide that integrates clinical topics with essential physiologic, pathophysiologic, and basic science concepts. The book features extensive online resources including author commentaries, video clips, audio recordings of lung sounds, and 200 case-based self-assessment questions to enhance learning. It covers therapeutic strategies, offering a critical evaluation of evidence for assessing the benefits, harms, and costs associated with treatments. Rich in visuals, it includes easy-to-understand anatomic illustrations alongside radiologic and pathophysiologic images to aid understanding and interpretation of pulmonary diseases. The text also addresses recent developments such as new CT lung cancer screening guidelines, advancements in asthma and interstitial lung disease, and evolving therapies for conditions like idiopathic pulmonary fibrosis, pulmonary hypertension, and advanced lung cancer.