Oral cavity
Features to report

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

Revised: 16 April 2018, last major update November 2013

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

PubMed Search: Features to report oral cavity[TI]

Editor's note
Cite this page: Pernick, N. Features to report. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/oralcavityfeaturestoreport.html. Accessed October 17th, 2018.
Definition / general
  • Tumor histologic type and pattern
  • Tumor size and location
  • Tumor histologic grade
  • Depth of invasion (not used for TNM staging)
  • Pattern of invasion (noncohesive irregular cords, infiltrative single cells, well defined blunt pushing borders, thick rounded invasive cords)
  • Tumor extension to adjacent structures
  • Status of resection margins
  • Vascular invasion
  • Perineural invasion
  • Lymph nodes: for each level, number obtained, number involved by tumor, size of nodal metastases and presence of extracapsular spread
  • Dysplasia
  • References: Mod Pathol 2000;13:1038
  • Endophytic tumors: measure perpendicularly from surface of invasive carcinoma to deepest area of involvement, using nontangential sections with a clearly recognizable surface component
  • Exophytic tumors: measure tumor thickness from surface to deepest area
  • Ulcerated tumors: measure from ulcer base to deepest area as well as from surface of most lateral extent of invasive carcinoma to deepest area