Collaborative Stage for TNM 7 - Revised 10/08/2010 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | In situ, intraepithelial, noninvasive | NA | NA | IS | IS |
| 050 | Benign or borderline tumor | NA | NA | NA | NA |
| 100 | Invasive tumor confined to gland of origin | NA | NA | L | L |
| 300 | Localized, NOS | NA | NA | L | L |
| 400 | Adjacent connective tissue (See definition in General Rules, Part I) | NA | NA | RE | RE |
| 600 | Adjacent organs/structures Pituitary and craniopharyngeal duct: Cavernous sinus Infundibulum Pons Sphenoid body and sinuses Pineal: Infratentorial and central brain | NA | NA | RE | RE |
| 800 | Further contiguous extension | NA | NA | D | D |
| 950 | No evidence of primary tumor | NA | NA | U | U |
| 999 | Unknown; extension not stated Primary tumor cannot be assessed Not documented in patient record | NA | NA | U | U |