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Lung cancer screening — USMLE Step 3 MCQ

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EasyAmbulatory Medicine / Primary CareLung cancer screeningUSMLE Step 3

A 61-year-old woman comes for preventive care. She smoked 1 pack per day for 32 years and quit 8 years ago. She has mild exertional dyspnea from COPD but is willing to undergo curative lung surgery if cancer is found. She has no hemoptysis or weight loss. Which of the following is the most appropriate screening recommendation?

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Correct answer: B — Annual low-dose chest CT

Adults aged 50 to 80 years with at least a 20 pack-year history who currently smoke or quit within 15 years should receive annual low-dose CT if they are candidates for curative treatment.

Reference: USPSTF Lung Cancer Screening, 2021