Beefy red and painful tongue is characteristic of_______________?

Correct answer: C. Acute nicotinic acid deficiency

  • A. Vitamin A deficiency
  • B. Any periodontal disease
  • C. Acute nicotinic acid deficiency
  • D. Ascorbic acid deficiency

Explanation

Acute nicotinic acid, or niacin, deficiency causes pellagra with a painful beefy-red glossitis. Vitamin A and vitamin C deficiencies produce different systemic and oral findings, so they are not the best fit.

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