Table 2. AJCC prognostic staging groups (8th Edition).
| Stage | T | N | M |
|---|---|---|---|
| Stage IA | T1 | N0 | M0 |
| Stage IB | T2 | N0 | M0 |
| Stage IIA | T3 | N0 | M0 |
| Stage IIB | T1-3 | N1 | M0 |
| Stage III | T1-3 | N2 | M0 |
| T4 | Any N | M0 | |
| Stage IV | Any T | Any N | M1 |
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