Oral cavity
Miscellaneous
TNM staging - mucosal melanoma


Topic Completed: 1 November 2013

Revised: 5 February 2019

Copyright: (c) 2002-2019, PathologyOutlines.com, Inc.

PubMed Search: TNM staging mucosal melanoma
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Cite this page: Pernick N TNM staging - mucosal melanoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/oralcavitystagingmucosalmelanoma.html. Accessed March 22nd, 2019.
Definition / general
Primary tumor (T)
  • T3: mucosal disease
  • T4a: moderately advanced local disease - tumor involving deep soft tissue, cartilage, bone or overlying skin
  • T4b: very advanced local disease - tumor involving brain, dura, skull base, lower cranial nerves (IX, X, XI, XII), masticator space, carotid artery, prevertebral space or mediastinal structures
Regional lymph nodes (N)
  • NX: regional lymph nodes cannot be assessed
  • N0: no regional lymph node metastases
  • N1: regional lymph node metastases present
Distant metastasis (M)
  • M0: no distant metastasis
  • M1: distant metastasis
Anatomic stage / prognostic groups
III:T3N0M0
IVA:T4aN0M0orT3 - 4aN1M0
IVB:T4bany NM0
IVC:any Tany NM1
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