Master pulmonary function testing with Ruppel’s Manual of Pulmonary Function Testing, 12th Edition from The Bookish Owl. This essential resource provides comprehensive coverage of common pulmonary function tests (PFTs), testing techniques, and the underlying pathophysiology. Ideal for preparing for PFT credentialing exams, it details equipment, measurement software, reference values, and quality assurance. Learn to accurately assess lung abnormalities like asthma, COPD, and emphysema with clear ‘How To’ boxes, insightful case studies, and expert tips. Written by renowned expert Carl D. Mottram, this guide ensures you get accurate results every time. Explore updated content on spirometry, diffusing capacity, bronchoprovocation, and more, aligning with the latest ATS-ERS standards.