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Lung cancer screening — USMLE Step 3 MCQ

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EasyAmbulatory Medicine / Primary CareLung cancer screeningUSMLE Step 3

A 58-year-old man has a 35-pack-year smoking history and quit 5 years ago. He has no pulmonary symptoms and would accept curative treatment if cancer were found. He asks about screening. Which of the following is the most appropriate screening recommendation?

Educational content. Not a substitute for clinical judgement or local policy.

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Correct answer: C — Order annual low-dose chest CT

Eligible adults aged 50 to 80 with at least 20 pack-years who smoke or quit within 15 years should receive annual low-dose CT screening.

Reference: USPSTF lung cancer screening, https://www.uspreventiveservicestaskforce.org/uspstf/recommendation/lung-cancer-screening