Code | Description | TNM | SS77 | SS2000 |
---|---|---|---|---|
00 | In situ; noninvasive; intraepithelial | Tis | IS | IS |
10 |
|
T1NOS | L | L |
11 | One vocal cord | T1a | L | L |
12 | Both vocal cords | T1b | L | L |
30 | Tumor involves adjacent regions(s) of larynx
|
T2 | L | L |
35 | Impaired vocal cord mobility | T2 | L | L |
40 | Tumor limited to larynx with vocal cord fixation Involvement of intrinsic muscle(s):
|
T3 | L | L |
45 | Localized, NOS | T1NOS | L | L |
51 | Paraglottic space | T3 | RE | RE |
52 | Minor thyroid cartilage erosion (e.g., inner cortex) | T3 | RE | D |
60 |
|
T4a | RE | RE |
68 | Extension to/through
|
T4a | RE | D |
70 | Extension to/through tissues beyond larynx:
|
T4a | D | D |
71 | Cervical esophagus | T4a | D | D |
73 | Deep extrinsic muscle(s) of tongue | T4a | D | D |
80 | Further contiguous extension, including:
|
T4b | D | D |
95 | No evidence of primary tumor | T0 | U | U |
99 |
|
TX | U | U |