SEER Training Modules
11/27/12 - The NCI is working on updating materials.
Staging
The TNM staging system parallels the American Urologic System staging.
Prostate Cancer Staging (Abridged Version)
| AJCC | Jewett | Definition |
|---|---|---|
| T0 | No evidence of primary | |
| T1 | A | Clinically inapparent |
| T2 | B | Confined to prostate gland |
| T3 | C | Through the capsule |
| T4 | Fixed; adjacent structures | |
| N_, M_ | D | Distant metastases |
Criteria for TNM Clinical Staging: Physical examination including digital examination, histologic verification of malignancy, imaging, endoscopy, laboratory tests.
Criteria for TNM Pathologic Staging: total removal of the prostate and seminal vesicles as well as pelvic lymph node dissection is required for pathologic staging.
Brief Summaries of 6th Edition Categories
| TNM Classification | Histological/Clinical Features | |
|---|---|---|
| T1 | T1 | Not palpable or visible |
| T1a | <=5% | |
| T1b | >5% | |
| T1c | Diagnosed on needle biopsy only | |
| T2 | T2 | Confined to prostate |
| T2a | One-half of one lobe or less | |
| T2b | >one-half of one lobe but not both lobes | |
| T2c | Both lobes | |
| T3 | T3 | Through prostatic capsule |
| T3a | Extracapsular | |
| T3b | Seminal vesicles(s) | |
| T4 | Fixed or invading adjacent structures: bladder neck, external sphincter, rectum, levator muscles, pelvic wall | |
| N1 | Regional lymph node(s) | |
| M1a | Non-regional lymph nodes(s) | |
| M1b | Bone(s) | |
| M1c | Other site(s) | |
Collaborative Stage Elements
For more details on Collaborative Stage, see the Intro to Collaborative Staging module.
