1 - Title Slide 2 - Disclosures 3 - Objectives 4 - Clinical Vignette 5 - Respiration 6 - Dyspnea 7 - Differential - Pulmonary 8 - Differential - Cardiac 9 - Differential - Neuromuscular 10 - Differential - Psychosocial 11 - Dyspnea 12 - Approaches to Diagnosis 13 - Testing 14 - Pulmonary Function Tests 15 - Spirometry 16 - Basics of PFTs 17 - Spirometry 18 - Full Pulmonary Function Tests 19 - Plethysmography 20 - TLC Breakdown 21 - TLC 22 - FRC 23 - ERV 24 - DLco 25 - Case Spirometry Normal 26 - Pulmonary Function Testing 27 - Case Continued 28 - What is CPET? 29 - Non-invasive CPET 30 - Invasive CPET 31 - Major difference 32 - Limitations for CPET 33 - Algorithm 34 - References 35 - Thank You