label: Stage IV Prostate Cancer AJCC v7
label_lc: stage iv prostate cancer ajcc v7
description: "Stage IV includes: (T4, N0, M0, Any PSA, Any Gleason); (Any T, N1, M0, Any PSA, Any Gleason); (Any T, Any N, M1, Any PSA, Any Gleason). cT4: Tumor is fixed or invades adjacent structures other than seminal vesicles such as external sphincter, rectum, bladder, levator muscles, and/or pelvic wall.  pT4: Invasion of rectum, levator muscles, and/or pelvic wall.  N1: Metastasis in regional lymph node(s).  M1: Distant metastasis.  (AJCC 7th ed.)"