Eye
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Staging-eyelid
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PubMed Search: TNM staging for carcinoma of the eyelid
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Cite this page: Pernick N. Staging-eyelid. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/eyeeyelidTNM.html. Accessed November 30th, 2024.
Pathologic TNM staging of carcinoma of the eyelid, AJCC 7th edition
Definition / general
- Applies to clinical and pathologic staging
- Note: excludes melanoma and malignancies other than carcinoma
Primary tumor (T)
- TX: Primary tumor cannot be assessed
- T0: No evidence of primary tumor
- Tis: Carcinoma in situ
- T1: Tumor 5 mm or less in greatest dimension, not invading the tarsal plate or eyelid margin
- T2a: Tumor more than 5 mm, but not more than 10 mm in greatest dimension, or any tumor that invades the tarsal plate or eyelid margin
- T2b: Tumor more than 10 mm, but not more than 20 mm in greatest dimension, or involving the full thickness eyelid
- T3a: Tumor more than 20 mm in greatest dimension, or any tumor that invades adjacent ocular or orbital structures, or any T with perineural tumor invasion
- T3b: Complete tumor resection requires enucleation, exenteration or bone resection
- T4: Tumor is not resectable due to extensive invasion of ocular, orbital, craniofacial structures or brain
Regional lymph nodes (N)
- NX: Regional lymph nodes cannot be assessed
- cN0: No regional lymph node metastasis, based on clinical evaluation or imaging
- pN0: No regional lymph node metastasis, based on lymph node biopsy
- N1: Regional lymph node metastasis
Stage grouping of eyelid carcinoma
- 0: Tis N0 M0
- IA: T1 N0 M0
- IB: T2a N0 M0
- IC: T2b N0 M0
- II: T3a N0 M0
- IIIA: T3b N0 M0
- IIIB: Any T N1 M0
- IIIC: T4 Any N M0
- IV: Any T any N, M1
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