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Adult immunization — USMLE Step 3 MCQ

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ModerateAmbulatory Medicine / Primary CareAdult immunizationUSMLE Step 3

A 67-year-old man with diabetes and COPD comes for follow-up. He received PCV13 at age 60 but has not received a newer pneumococcal conjugate vaccine. He received Tdap 11 years ago. Which of the following would you recommend at the follow-up visit?

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

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Correct answer: DUpdate pneumococcal and tetanus-containing vaccination according to current schedule

Older adults and those with chronic disease need age- and risk-based immunization review, including pneumococcal and Td/Tdap recommendations.

Reference: CDC Adult Immunization Schedule, United States, 2025