A 64-year-old man with a 40-pack-year smoking history has chronic exertional dyspnoea and cough. Post-bronchodilator spirometry shows FEV₁/FVC ratio 0...

Question

A 64-year-old man with a 40-pack-year smoking history has chronic exertional dyspnoea and cough. Post-bronchodilator spirometry shows FEV₁/FVC ratio 0.60 and FEV₁ 55% predicted. Which statement best describes the diagnosis?

Accepted Answer

COPD is confirmed because post-bronchodilator FEV₁/FVC is

Answer

Normal spirometry; COPD is excluded

Answer

Asthma is confirmed by pre- and post-bronchodilator testing

Answer

Results are indeterminate; peak flow monitoring is required

Answer

Spirometry cannot be used to diagnose COPD in older adults

ca-mccqe1 MCQ (SBA): Chronic obstructive pulmonary disease diagnosis

A 64-year-old man with a 40-pack-year smoking history has chronic exertional dyspnoea and cough. Post-bronchodilator spirometry shows FEV₁/FVC ratio 0.60 and FEV₁ 55% predicted. Which statement best describes the diagnosis?