Oral cavity
Dermatologic conditions
Lichen planus

Author: Charu Thakral, M.D. (see Authors page)

Revised: 18 April 2018, last major update March 2013

Copyright: (c) 2002-2018, PathologyOutlines.com, Inc.

PubMed Search: Lichen planus[TI] oral cavity[TIAB]

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Cite this page: Thakral, C. Lichen planus. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/oralcavitylichenplanus.html. Accessed January 24th, 2019.
Definition / general
  • Subacute to chronic mucocutaneous disorder of unknown etiology
  • Involves skin, nails and mucosal surfaces (oral mucosa, pharynx, perineum)
  • Mucosal disease primarily affects women ages 40 - 60 years
  • Reticulate, lace-like and white keratotic lesions; rarely bullous or ulcerated
  • Topical steroids or cyclosporine
Clinical images

Images hosted on other servers:

14 year old boy

9 year old boy

Components in buccal mucosa

Buccal mucosa and palate

Microscopic (histologic) description
Microscopic (histologic) images

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Basal cell degeneration and dense lymphocytic infiltration