Oral cavity
Squamous cell carcinoma - subtypes
Papillary squamous cell carcinoma

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

Revised: 26 April 2018, last major update November 2013

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

PubMed Search: Papillary squamous cell carcinoma[TIAB] oral

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Cite this page: Pernick, N. Papillary squamous cell carcinoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/oralcavitypapillarycarcinoma.html. Accessed January 24th, 2019.
Definition / general
  • Rare; precursor lesion unknown
Microscopic (histologic) description
  • Malignant exophytic squamous proliferation with fibrovascular growth pattern of papilloma but marked cytologic atypia, irregular cords of invasion into stroma at base
  • Cells may resemble dysplastic basal and parabasal type cells or dysplastic squamous epithelium; variable keratosis