Appendix 편집하기 (부분)

== Urethral cancer TNM staging AJCC UICC 2017 ==
Primary tumor (T)

{| class="wikitable"
! colspan="2" |Male penile urethra and female urethra
|-
!T category
!T criteria
|-
|TX
|Primary tumor cannot be assessed
|-
|T0
|No evidence of primary tumor
|-
|Ta
|Non-invasive papillary carcinoma
|-
|Tis
|Carcinoma in situ
|-
|T1
|Tumor invades subepithelial connective tissue
|-
|T2
|Tumor invades any of the following: Corpus spongiosum, periurethral muscle
|-
|T3
|Tumor invades any of the following: Corpus cavernosum, anterior vagina
|-
|T4
|Tumor invades other adjacent organs (eg, invasion of the bladder wall)
|-
! colspan="2" |Prostatic urethra
|-
!T category
!T criteria 
|-
|Tis
|Carcinoma in situ involving the prostatic urethra or periurethral or prostatic ducts without stromal invasion
|-
|T1
|Tumor invades urethral subepithelial connective tissue immediately underlying the urothelium
|-
|T2
|Tumor invades the prostatic stroma surrounding ducts either by direct extension from the urothelial surface or by invasion from prostatic ducts
|-
|T3
|Tumor invades the periprostatic fat
|-
|T4
|Tumor invades other adjacent organs (eg, extraprostatic invasion of the bladder wall, rectal wall)
|-
! colspan="2" |Regional lymph nodes (N)
|-
!N category
!N criteria
|-
|NX
|Regional lymph nodes cannot be assessed
|-
|N0
|No regional lymph node metastasis
|-
|N1
|Single regional lymph node metastasis in the inguinal region or true pelvis (perivesical, obturator, internal [hypogastric] and external iliac), or presacral lymph node
|-
|N2
|Multiple regional lymph node metastasis in the inguinal region or true pelvis (perivesical, obturator, internal [hypogastric] and external iliac), or presacral lymph node
|-
! colspan="2" |Distant metastasis (M)
|-
!M category
!M criteria
|-
|M0
|No distant metastasis
|-
|M1
|Distant metastasis
|}TNM: tumor, node, metastasis; AJCC: American Joint Committee on Cancer; UICC: Union for International Cancer Control.