Breast Cancer pN0 TNM Finding v7

**Semantic type:** Finding

**Definition:** Breast cancer without histological evidence of regional lymph node involvement. Lymph nodes containing only isolated tumor cell clusters are excluded from the total positive node count for purposes of regional lymph node classification, but should be included in the total number of nodes evaluated. (from AJCC 7th Ed.)

**Synonyms:** - Breast Carcinoma pN0 TNM Finding v7