Table 3. Distant Metastasis (M)a
| M0 | No distant metastasis. |
| M1 | Distant metastasis.b |
| aReprinted with permission from AJCC: Penis. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 447-55. | |
| bLymph node metastasis outside of the true pelvis in addition to visceral or bone sites. |
