Table 1. Primary Tumor (T)a
| aReprinted with permission from AJCC: Urinary bladder. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 497–505. | |
| TX | Primary tumor cannot be assessed. |
| T0 | No evidence of primary tumor. |
| Ta | Noninvasive papillary carcinoma. |
| Tis | Carcinoma in situ: "flat tumor." |
| T1 | Tumor invades subepithelial connective tissue. |
| T2 | Tumor invades muscularis propria. |
| pT2a | Tumor invades superficial muscularis propria (inner half). |
| pT2b | Tumor invades deep muscularis propria (outer half). |
| T3 | Tumor invades perivesical tissue. |
| pT3a | Microscopically. |
| pT3b | Macroscopically (extravesical mass). |
| T4 | Tumor invades any of the following: prostatic stroma, seminal vesicles, uterus, vagina, pelvic wall, abdominal wall. |
| T4a | Tumor invades prostatic stroma, uterus, vagina. |
| T4b | Tumor invades pelvic wall, abdominal wall. |
