Pathology · single question

An amalgam tattoo on the gingiva typically appears as:

  1. A flat, smooth, non-exophytic gray/blue macule that does not blanch
  2. A raised, ulcerated mass
  3. A white plaque that wipes off
  4. A pulsatile soft-tissue swelling
Show answer and explanation

Correct answer: A. A flat, smooth, non-exophytic gray/blue macule that does not blanch

  • A. Correct. Amalgam particles in the tissue produce a flat, smooth, blue-gray pigmented macule that is asymptomatic and non-exophytic.
  • B. Incorrect. A raised, ulcerated mass suggests neoplasia, not a tattoo.
  • C. Incorrect. A wipeable white plaque suggests pseudomembranous candidiasis.
  • D. Incorrect. Pulsation suggests a vascular lesion, not embedded metal.

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