Epidemiology & Prevention USMLE Step 1 Practice Question
A 52-year-old man with a 30-pack-year smoking history presents for preventive counseling. Vital signs are BP 138/82 mmHg, HR 88 bpm, RR 16, SpO2 98% on room air. He denies current respiratory symptoms. Spirometry shows FEV1/FVC ratio of 0.78. He takes lisinopril for hypertension but no other medications. He asks what intervention now would reduce his risk of developing COPD and lung cancer. Which of the following is an example of primary prevention?
Answer choices
- AAnnual low-dose CT screening
- BSmoking cessation counselingCorrect answer
- CHome oxygen therapy for advanced disease
- DBronchodilator therapy after diagnosis
- EPulmonary rehabilitation
- FInhaled corticosteroid therapy for airway inflammation
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