Stage 0 Breast Cancer AJCC v6 and v7

**Semantic type:** Neoplastic Process

**Definition:** Stage 0 includes: Tis, N0, M0. Tis: Carcinoma in situ. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th and 7th eds.)

**Synonyms:** - Stage 0 Breast Cancer AJCC v6 - Stage 0 Breast Cancer AJCC v7 - stage 0 breast carcinoma in situ