Collaborative Stage Data Set - Revised 11/09/2010 FINAL
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | In situ, intraepithelial, noninvasive | NA | NA | IS | IS |
| 100 | OBSOLETE DATA RETAINED V0200 Invasive tumor confined to mucosa of one of the following Frontal sinus Sphenoid sinus | ERROR | NA | L | L |
| 105 | Tumor confined to mucosa of one of the following: Frontal sinus Sphenoid sinus | NA | NA | L | L |
| 300 | Localized, NOS | NA | NA | L | L |
| 320 | Tumor confined to mucosa of more than one accessory sinus | NA | NA | RE | RE |
| 330 | Tumor confined to mucosa of adjacent structure: Nasal cavity: Floor Lateral wall Septum Turbinates Nasal cavity, NOS Nasopharynx | NA | NA | RE | RE |
| 340 | OBSOLETE DATA CONVERTED V0203 See code 105 Stated as T3 with no other information on extension | ERROR | ERROR | ERROR | ERROR |
| 360 | Involvement of deep soft tissues of single accessory sinus | NA | NA | L | L |
| 365 | 360 +330 Involvement of deep soft tissues of single accessory sinus plus mucosal involvement of any structure in code 330 | NA | NA | RE | RE |
| 370 | Involvement of deep soft tissues of more than one accessory sinus | NA | NA | RE | RE |
| 380 | Involvement of deep soft tissues of adjacent structures in code 330 | NA | NA | RE | RE |
| 390 | Destruction of bony wall of sinus | NA | NA | RE | RE |
| 400 | OBSOLETE DATA RETAINED V0200 More than one accessory sinus invaded Destruction of bony wall of sinus | ERROR | NA | RE | RE |
| 500 | OBSOLETE DATA RETAINED V0200 Palate Nasal cavity, NOS: Floor Lateral wall Septum Turbinates | ERROR | NA | RE | RE |
| 550 | Involvement of hard palate | NA | NA | RE | RE |
| 600 | Bone, cartilage: Facial bones Maxilla Orbital structures Pterygoid fossa Zygoma | NA | NA | RE | RE |
| 650 | Anterior orbital contents Skin of nose Skin of cheek Muscles: Masseter Pterygoid | NA | NA | RE | RE |
| 700 | OBSOLETE DATA RETAINED V0200 Brain Cranial nerves Muscles: Masseter Pterygoid Nasopharynx Orbital contents, including eye Soft tissue Skin | ERROR | NA | RE | RE |
| 725 | OBSOLETE DATA CONVERTED V0203 See code 360 Stated as T4a with no other information on extension | ERROR | ERROR | ERROR | ERROR |
| 750 | Anterior cranial fossa Base of skull Clivus Cribriform plate Middle cranial fossa | NA | NA | RE | RE |
| 790 | Contiguous extension: Brain Lower cranial nerves (IX, X, XI, XII) Dura Middle cranial fossa Orbital apex | NA | NA | RE | RE |
| 800 | OBSOLETE DATA RETAINED V0200 Further contiguous extension | ERROR | NA | D | D |
| 801 | OBSOLETE DATA REVIEWED V0203 See codes 790, 805 Further contiguous extension: Brain Dura Lower cranial nerves (IX, X, XI, XII) Prevertebral space Mediastinal structures | NA | NA | D | D |
| 805 | Further contiguous extension: Carotid artery (encased) Masticator space Mediastinal structures Prevertebral space | NA | NA | D | D |
| 810 | OBSOLETE DATA CONVERTED V0203 See code 750 Stated as T4b with no other information on extension | ERROR | ERROR | ERROR | ERROR |
| 815 | OBSOLETE DATA CONVERTED V0203 See code 360 Stated as T4 NOS with no other information on extension | ERROR | ERROR | ERROR | ERROR |
| 950 | OBSOLETE DATA RETAINED V0200 No evidence of primary tumor | ERROR | NA | U | U |
| 999 | Unknown; extension not stated Primary tumor cannot be assessed Not documented in patient record | NA | NA | U | U |