Spirometry and Lung Volumes MCQ — NEET PG Practice Question | NEETPGAI
Spirometry and Lung Volumes
medium
heart-pulse Physiology
A 58-year-old male smoker presents to the pulmonology clinic with progressive dyspnea on exertion for 6 months. He denies chest pain or hemoptysis. Examination reveals barrel chest, pursed-lip breathing, and diminished breath sounds bilaterally. Spirometry shows FEV₁ = 42% predicted, FVC = 68% predicted, and FEV₁/FVC ratio = 0.58. What is the primary spirometric pattern observed in this patient?
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