Spirometry and Lung Volumes MCQ — NEET PG Practice Question | NEETPGAI
Spirometry and Lung Volumes
hard
heart-pulse Physiology
A 68-year-old male smoker with emphysema and a 55-year-old female with idiopathic pulmonary fibrosis (IPF) both present with dyspnea. On spirometry, the emphysema patient shows FEV₁ = 1.2 L (35% predicted) and FVC = 2.8 L (60% predicted), while the IPF patient shows FEV₁ = 1.5 L (45% predicted) and FVC = 1.8 L (48% predicted). Which finding best distinguishes emphysema from IPF?
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