Lichen Planus: Clinical Presentation and Pathogenesis
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Questions and Answers

What is the main characteristic feature of lichen planus?

  • Raised blisters
  • Wide flat papules (correct)
  • Small pustules
  • Deep nodules

    • Which immune response is responsible for causing lichen planus?

  • Natural killer cell mediated
  • Macrophage mediated
  • B-cell mediated
  • T-cell mediated (correct)

    • What is the most common clinical presentation of oral lichen planus?

  • Yellow pustules on the gingiva
  • Interlacing fine white keratotic lines on an erythematous base (correct)
  • Deep purple lesions on the palate
  • Raised red nodules on the tongue

    • Which type of lichen planus is characterized by a lace-like pattern?

    <p>Reticular lichen planus</p> Signup and view all the answers

    What is a common symptom associated with oral lichen planus?

    <p>Burning sensation</p> Signup and view all the answers

    What histopathological feature is seen in lichen planus with a saw-tooth appearance?

    <p>Irregular epidermal hyperplasia</p> Signup and view all the answers

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