Table 4. Anatomic Stage/Prognostic Groupsa
| Stage | T | N | M |
| aReprinted with permission from AJCC: Pleural mesothelioma. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 271-7. | |||
| I | T1 | N0 | M0 |
| IA | T1a | N0 | M0 |
| IB | T1b | N0 | M0 |
| II | T2 | N0 | M0 |
| III | T1, T2 | N1 | M0 |
| T1, T2 | N2 | M0 | |
| T3 | N0, N1, N2 | M0 | |
| IV | T4 | Any N | M0 |
| Any T | N3 | M0 | |
| Any T | Any N | M1 | |
