Home   Chapter Home   Jobs   Conferences   Fellowships   Books

Advertisement

Ureters

Malignant tumors

Staging

Reviewers: Sean Williamson, M.D. (see Reviewers page)
Revised: 2 June 2012, last major update June 2012
Copyright: (c) 2002-2012, PathologyOutlines.com, Inc.

Primary tumor (T)
=========================================================================

● TX: Primary tumor cannot be assessed
● T0: No evidence of primary tumor
● Ta: Papillary noninvasive carcinoma
● Tis: Carcinoma in situ
● T1: Tumor invades subepithelial connective tissue
● T2: Tumor invades the muscularis
● T3: For renal pelvis: tumor invades beyond muscularis into peripelvic fat or the renal parenchyma
         For ureter: tumor invades beyond muscularis into periureteric fat
● T4: Tumor invades adjacent organs, or through the kidney into the perinephric fat

Regional lymph nodes (N)
=========================================================================

Note: laterality does not affect the N classification

● 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 lymph node, more than 2 cm but not more than 5 cm in greatest dimension, or multiple lymph nodes, none more than 5 cm in greatest dimension
● N3: Metastasis in a lymph node, more than 5 cm in greatest dimension

Distant metastasis (M)
=========================================================================

● M0: No distant metastasis
● M1: Distant metastasis

Anatomic stage / prognostic groups
=========================================================================

● Stage 0a: Ta N0 M0
● Stage 0is: Tis N0 M0
● Stage I: T1 N0 M0
● Stage II: T2 N0 M0
● Stage III: T3 N0 M0
● Stage IV: T4 N0 M0 or Any T N1-3 M0 or M1

End of Ureters > Malignant tumors > Staging

This information is intended for physicians and related personnel, who understand that medical information is often imperfect, and must be interpreted in the context of a patient's clinical data using reasonable medical judgment. This website should not be used as a substitute for the advice of a licensed physician.

All information on this website is protected by copyright of PathologyOutlines.com, Inc. Information from third parties may also be protected by copyright. Please contact us at copyrightPathOut@gmail.com with any questions (click here for other contact information).