Stage IA Breast Cancer AJCC v7

**Semantic type:** Neoplastic Process

**Definition:** Stage IA includes: T1, N0, M0. T1: Tumor 20 mm or less in greatest dimension. T1 includes T1mi. T1mi: Tumor 1 mm or less in greatest dimension. N0: No regional lymph node metastasis. M0: No clinical or radiographic evidence of distant metastasis. M0 includes M0(i+). (AJCC 7th Ed.)

**Synonyms:** - Stage IA Breast Cancer - Stage IA Breast Cancer - stage IA breast cancer