Collaborative Stage for TNM 7 - Revised 01/14/2010 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | In situ; noninvasive; intraepithelial | NA | NA | IS | IS |
| 100 | OBSOLETE DATA RETAINED V0200 Invasive tumor with normal vocal cord mobility confined to: Supraglottis (one subsite) Aryepiglottic fold Arytenoid cartilage Corniculate cartilage Cuneiform cartilage Epilarynx, NOS False cords Ventricular bands Ventricular cavity Ventricular fold Infrahyoid epiglottis Laryngeal cartilage, NOS Laryngeal (posterior) surface of epiglottis Suprahyoid epiglottis (including tip, lingual {anterior} and laryngeal surfaces) | ERROR | NA | L | L |
| 105 | Tumor confined to mucosa of supraglottis with normal vocal cord mobility Supraglottis (one subsite) Aryepiglottic fold Arytenoid cartilage Corniculate cartilage Cuneiform cartilage Epilarynx, NOS False cords Ventricular bands Ventricular cavity Ventricular fold Infrahyoid epiglottis Laryngeal cartilage, NOS Laryngeal (posterior) surface of epiglottis Suprahyoid epiglottis (including tip, lingual {anterior} and laryngeal surfaces) | T3 | NA | L | L |
| 200 | OBSOLETE DATA RETAINED V0200 Tumor involves more than one subsite of supraglottis WITHOUT fixation or NOS | ERROR | NA | L | L |
| 205 | Tumor involves mucosa of more than one subsite of supraglottis as listed in code 100 without impaired vocal cord mobility or fixation of larynx or NOS | T3 | NA | L | L |
| 250 | Tumor involves mucosa of glottic larynx or subglottis WITHOUT impaired vocal cord mobility or fixation of larynx or NOS | T3 | NA | L | L |
| 275 | Localized NOS | T3 | NA | L | L |
| 300 | OBSOLETE DATA RETAINED V0200 Tumor involves adjacent regions(s) of larynx | ERROR | NA | RE | RE |
| 305 | Tumor involves mucosa of adjacent regions(s) outside supraglottis including: Mucosa of base of tongue Vallecula Medial wall of pyriform sinus without impaired vocal cord mobility or fixation of larynx or NOS | T3 | NA | RE | RE |
| 340 | Stated as T3 with no other information on extension | T3 | NA | L | L |
| 350 | OBSOLETE DATA RETAINED V0200 Impaired vocal cord mobility | ERROR | NA | L | L |
| 370 | Involvement of deep tissues of any structure in code 105, 205, or 250 | T4a | NA | L | L |
| 375 | Involvement of any structures in code 105, 205, or 250 with impaired vocal cord mobility | T4a | NA | L | L |
| 400 | OBSOLETE DATA RETAINED V0200 Tumor limited to larynx WITH vocal cord fixation | ERROR | NA | L | L |
| 405 | Involvement of any structures in supraglottic larynx (code 105), larynx, and subglottic larynx WITH vocal cord fixation | T4a | NA | L | L |
| 410 | (370, 375, 405) + 305 (Involvement of any structures in codes 370, 375, or 405, + Mucosal involvement of any structure in code 305 | T4a | NA | RE | RE |
| 420 | Involvement of deep tissue of any structure in code 305 | T4a | NA | RE | RE |
| 425 | Involvement of any structure in code 305 with impaired vocal cord mobility | T4a | NA | RE | RE |
| 450 | OBSOLETE DATA RETAINED V0200 Localized, NOS | ERROR | NA | L | L |
| 520 | Paraglottic space WITHOUT vocal cord fixation | T4a | NA | RE | RE |
| 530 | Minor thyroid cartilage erosion (inner cortex) WITHOUT vocal cord fixation | T4a | NA | RE | D |
| 600 | OBSOLETE DATA RETAINED V0200 Tumor involves region outside the supraglottis WITHOUT fixation, including: Medial wall of pyriform sinus Mucosa of base of tongue Vallecula | ERROR | NA | RE | RE |
| 605 | Tumor involves further regions outside the supraglottis including deep tissues or musculature without vocal cord fixation: Base of tongue Medial wall pyriform sinus Vallecula Hypopharynx NOS Pre-epiglottic tissues Postcricoid area Pyriform sinus NOS | T4a | NA | RE | RE |
| 620 | Involvement of any structures in codes 520, 530, and 605 WITH vocal cord fixation | T4a | NA | RE | RE |
| 630 | 605 + 530 (Any structure in code 605+ Minor thyroid cartilage erosion) | T4a | NA | RE | D |
| 650 | OBSOLETE DATA CONVERTED V0200 Improved mapping, see code 605 Hypopharynx, NOS Postcricoid area Pre-epiglottic tissues | ERROR | ERROR | ERROR | ERROR |
| 660 | OBSOLETE DATA CONVERTED V0200 Improve mapping, see code 605 Deep base of tongue | ERROR | ERROR | ERROR | ERROR |
| 670 | Cricoid cartilage | T4a | NA | RE | RE |
| 680 | OBSOLETE DATA CONVERTED V0200 Improve mapping, see code 530 Minor thyroid cartilage erosion (e.g., inner cortex) | ERROR | ERROR | ERROR | ERROR |
| 700 | Extension to/through Esophagus Oropharynx Soft tissues of neck Thyroid cartilage (except minor erosion, see code 530) Thyroid gland | T4a | NA | D | D |
| 720 | Extension to/through: Strap muscle(s) Omohyoid Sternohyoid Sternothyroid Thyrohyoid Skin | T4a | NA | D | D |
| 730 | Extension to/through Deep extrinsic muscles of tongue Trachea | T4a | NA | D | D |
| 775 | Stated as T4a with no other information on extension | T4a | NA | L | L |
| 800 | Contiguous extension, including Mediastinal structures Prevertebral space Carotid artery (encased) | T4b | NA | D | D |
| 801 | Further contiguous extension including: Brain Dura Skull base Lower cranial nerves (IX, X, XI, XII) Masticator space | T4b | NA | D | D |
| 810 | Stated as T4b with no other information on extension | T4b | NA | D | D |
| 815 | Stated as T4 NOS with no other information on extension | T4NOS | NA | L | L |
| 950 | OBSOLETE DATA RETAINED V0200 No evidence of primary tumor | ERROR | NA | U | U |
| 999 | Unknown extension Primary tumor cannot be assessed Not documented in patient record | NA | NA | U | U |