Prognostic Stage 0 Breast Cancer AJCC v8NCIt concept
Preferred Label : Prognostic Stage 0 Breast Cancer AJCC v8;
NCIt synonyms : Prognostic Stage 0 Breast Carcinoma AJCC v8;
NCIt related terms : Stage 0 Breast Cancer;
NCIt definition : Stage 0 includes: Tis, N0, M0, G1-3, HER2 Status: Any, ER Status: Any, PR Status:
Any. Tis: Ductal carcinoma in situ. Lobular carcinoma in situ is a benign entity and
is removed from TNM staging in the AJCC Cancer Staging Manual, 8th Edition. N0: No
regional lymph node metastasis is identified or isolated tumor cell clusters (ITCs)
are identified only. G1: Low combined histologic grade (favorable); SBR score of 3-5
points. G2: Intermediate combined histologic grade (moderately favorable); SBR score:
6-7 points. G3: High combined histologic grade (unfavorable); SBR score of 8-9 points.
M0: No clinical or radiographic evidence of distant metastases. Imaging studies are
not required to assign the M0 category. (AJCC 8th ed.);