Staging-orbital sarcoma

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PubMed Search: TNM staging for sarcoma of the orbit

Nat Pernick, M.D.
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Cite this page: Pernick N. Staging-orbital sarcoma. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/eyeorbittnmsarcoma.html. Accessed November 29th, 2023.

Pathologic TNM staging of sarcoma of the orbit, AJCC 7th edition
Definition / general
  • Includes rhabdomyosarcoma, osteogenic sarcoma, leiomyosarcoma, etc
Primary tumor (T)
  • TX: primary tumor cannot be assessed
  • T0: no evidence of primary tumor
  • T1: tumor 15 mm or less in greatest dimension
  • T2: tumor more than 15 mm in greatest dimension without invasion of globe or bony wall
  • T3: tumor of any size with invasion of orbital tissues or bony walls
  • T4: tumor invasion of globe or periorbital structure, such as eyelids, temporal fossa, nasal cavity and paranasal sinuses, or central nervous system
Regional lymph nodes (N)
  • NX: regional lymph nodes cannot be assessed
  • N0: no regional lymph node metastasis
  • N1: regional lymph node metastasis
Distant metastasis (M)
  • M0: no distant metastasis
  • M1: distant metastasis
Stage grouping
  • No stage grouping is presently recommended by AJCC 7th edition
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