Stage II includes: T2, N0, M0. T2: For male penile urethra and female urethra: Tumor invades any of the following: corpus spongiosum, periurethral muscle. For prostatic urethra: Tumor invades the prostatic stroma surrounding ducts either by direct extension from the urothelial surface or by invasion from prostatic ducts. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 8th ed.) [from
NCI]