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Melanoma — ABFM Board MCQ

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ModerateDermatologyMelanomaABFM Board

A 58-year-old man has a pigmented lesion on his upper back that his wife says has changed. It is asymmetric, has irregular borders, multiple colors, and is 9 mm in diameter. Which of the following is the most appropriate next step?

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Correct answer: E — Excisional biopsy with narrow margins

An evolving lesion with ABCDE features concerning for melanoma should be biopsied, preferably by excisional technique when feasible.

Reference: American Family Physician clinical reviews and AAFP guidance: https://www.aafp.org/pubs/afp.html