Larynx and hypopharynx
Benign tumors
Papilloma

Author: Nat Pernick, M.D. (see Authors page)

Revised: 21 March 2018, last major update January 2015

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

PubMed Search: Papilloma [title] larynx [title]

Related Topics: Papilloma in children, Papilloma in adults

Cite this page: Pernick, N. Papilloma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/larynxpapilloma.html. Accessed July 16th, 2018.
Definition / general
  • Warty outgrowths of laryngeal surface epithelium
Microscopic (histologic) description
  • Proliferative well differentiated squamous epithelium overlying fibrovascular cores with koilocytotic change (enlarged, often multiple, wrinkled nuclei)
  • May have mild to moderate dysplasia (increased cellularity, loss of regularity of basal layer, hyperchromatic nuclei extending from basal to intermediate layers), mitotic activity is common
  • Tumors in respiratory mucosa have less apparent maturation
Microscopic (histologic) images

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Papilloma