Collaborative Stage for TNM 7 - Revised 05/19/2011  [ Schema ]

Skin

CS Extension

CodeDescriptionTNM 7 MapTNM 6 MapSS77 MapSS2000 Map
000In situ, intraepidermal, intraepithelial, noninvasive
Bowen disease
TisTisISIS
100Lesion(s) confined to dermis^*LL
400Localized, NOS^*LL
500Subcutaneous tissue (through entire dermis)^*LL
510Stated as T1 with no other information on extension^*LL
520Stated as T2 with no other information on extensionT2T2LL
550Underlying cartilage and/or skeletal muscle^T4DRE
600For skin of head and neck primaries only:
     Maxilla
     Mandible
     Orbital bone
     Temporal bone

Stated as T3 with no other information on extension
T3T4DRE
700OBSOLETE DATA RETAINED V0200
Invasion of cartilage, bone, skeletal muscle reclassified in AJCC 7th Edition
See codes 550, 600, 710, and 750

Underlying cartilage, bone, skeletal muscle
ERRORT4DRE
710For skin of head and neck primaries only:
     Direct or perineural invasion of skull base
T4T4DRE
750Bone (other than in code 600 or 710):
    Axial or appendicular skeleton
T4T4DRE
800Further contiguous extensionT4T4DD
810Stated as T4 with no other information on extensionT4T4DRE
950No evidence of primary tumorT0T0UU
999Unknown; extension not stated
Primary tumor cannot be assessed
Not documented in patient record
TXTXUU