Breast Cancer pN3a TNM Finding v8

**Semantic type:** Finding

**Definition:** Breast cancer with metastases in 10 or more axillary lymph nodes (at least one tumor deposit larger than 2.0 mm); or metastases to the infraclavicular (level III axillary) lymph nodes. (from AJCC 8th Ed.)

**Synonyms:** - Breast Carcinoma pN3a TNM Finding v8