Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial lung disease 
Mixed Lung Disease
Obstructive Lung Disease:
 • Emphysematous COPD
 • Asthma/asthmatic bronchitis
 • Non-emphysematous COPD

Matthew Ho, MD PhD @MatthewHoMD

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