TABLE 90-24
| Table 90-24. Staging of Salivary Gland Primary Tumors According AJCC, 1988 | |||
| T Stage | |||
Tx |
Primary tumor cannot be assessed | ||
T0 |
No evidence of primary tumor | ||
T1 |
Tumor less than or equal to 2 cm in greatest diameter | ||
T2 |
Greatest diameter of tumor more than 2 cm but less than 4 cm | ||
T3 |
Greatest diameter of tumor more than 4 cm but less than 6 cm | ||
T4 |
Tumor more than 6 cm in greatest diameter | ||
Subdivisions |
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| The above categories are subdivided into (a) no local extension or (b) local extension. Local extension is defined as clinical or macroscopic evidence of tumor invading the skin, soft tissues of the neck, bone, or nerve. |
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| Stage Grouping | |||
| Stage l | T1a | NO | MO |
| T2a | NO | MO | |
| Stage ll | T1b | NO | MO |
| T2b | NO | MO | |
| T3a | NO | MO | |
| Stage lll | T3b | NO | MO |
| T4a | NO | MO | |
| any T | N1 | MO (excluding T4b) | |