Table 112-3. American Joint Committee on Cancer (AJCC)/Union Internationale Contre le Cancer (UICC) 1997 Staging System for Male and Female Carcinoma of the Urethra

Table 112-3. American Joint Committee on Cancer (AJCC)/Union Internationale Contre le Cancer (UICC) 1997 Staging System for Male and Female Carcinoma of the Urethra
Tumor (T)
Tx	Tumor cannot be assessed
T0	No evidence of primary tumor
Tis	Carcinoma in situ
Ta	Noninvasive papillary, polypoid, or verrucous carcinoma
T1	Invades subepithelial connective tissue
T2	Invades any of the following: prostatic stroma, corpus spongiosum, or periurethral musculature
T3	Invades any of the following: corpus cavernosum, beyond prostatic capsule, anterior vagina, or bladder neck (extraprostatic extension)
T4	Invades other adjacent organs (Transitional cell carcinoma of the prostate [prostatic urethra])
Tis pu	Carcinoma in situ, involvement of prostatic urethra
Tis pd	Carcinoma in situ, involvement of prostatic ducts
T1	Invades subepithelial connective tissue
T2	Invades prostatic stroma, corpus spongiosum, or periurethral musculature
T3	Invades corpus cavernosum, beyond prostatic extension)
T4	Invades other adjacent organs (invasion of bladder)
Nodes (N)
Nx	Regional lymph nodes cannot be assessed
N0	No regional lymph node metastasis
N1	Metastasis to a single lymph node ² 2 cm
N2	Metastasis to a single node > 2 cm
Metastasis (M)
Mx	Metastasis cannot be assessed
M0	No distant metastasis
M1	Distant metastasis
Adapted from Fleming ID et al.⁴⁴