Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Urethral cancer staging
Introduction
Staging
Staging
Definitions of TNM [1]
The American Joint Committee on Cancer has designated staging by TNM classification to define urethral cancer.
| TNM | Definition | |
|---|---|---|
| TX | Primary tumor cannot be assessed. | |
| T0 | No evidence of primary tumor. | |
| Ta | Noninvasive papillary, polypoid, or verrucous carcinoma. | |
| Tis | Carcinoma in situ. | |
| T0 | No evidence of primary tumor. | |
| T1 | Tumor invades subepithelial connective tissue. | |
| T2 | Tumor invades any of the following: corpus spongiosum, prostate, periurethral muscle. | |
| T3 | Tumor invades any of the following: corpus cavernosum, beyond prostatic capsule, anterior vagina, bladder neck. | |
| T4 | Tumor invades other adjacent organs. | |
| Urothelial (Transitional Cell) Carcinoma of the Prostate | ||
|
Carcinoma in situ, involvement of the prostatic urethra. | |
|
Carcinoma in situ, involvement of the prostatic ducts. | |
| T1 | Tumor invades urethral subepithelial connective tissue. | |
| T2 | Tumor invades any of the following: prostatic stroma, corpus spongiosum, periurethral muscle. | |
| T3 | Tumor invades any of the following: corpus cavernosum, beyond prostatic capsule, bladder neck (extraprostatic extension). | |
| T4 | Tumor invades other adjacent organs (invasion of the bladder).
other adjacent organs. | |
| Regional Lymph Nodes | ||
| NX | Regional lymph nodes cannot be assessed. | |
| N0 | No regional lymph node metastasis. | |
| N1 | Metastasis in a single lymph node 2 cm or less in greatest dimension. | |
| N2 | Metastasis in a single node more than 2 cm in greatest dimension, or in multiple nodes. | |
| Distant Metastasis | ||
| M0 | No distant metastasis. | |
| M1 | Distant metastasis. | |
| Urethra. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 508-9. | ||
Anatomic Stage
| Stage | T | N | M |
|---|---|---|---|
| 0a | Ta | N0 | M0 |
| 0is | Tis | N0 | M0 |
|
N0 | M0 | |
|
N0 | M0 | |
| I | T1 | N0 | M0 |
| II | T2 | N0 | M0 |
| III | T1 | N1 | M0 |
| T2 | N1 | M0 | |
| T3 | N0 | M0 | |
| T3 | N1 | M0 | |
| IV | T4 | N0 | M0 |
| T4 | N1 | M0 | |
| Any T | N2 | M0 | |
| Any T | Any N | M0 | |
| Urethra. In: Edge SB, Byrd DR, Compton CC, et al., eds.: AJCC Cancer Staging Manual. 7th ed. New York, NY: Springer, 2010, pp 508-9. | |||
References
References
- ↑ National Cancer Institute. Physician Data Query Database 2015. http://www.cancer.gov/publications/pdq
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Vindhya BellamKonda, M.B.B.S [2]