Triple-Negative Breast Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** An invasive breast carcinoma that is negative for expression of estrogen receptor (ER), progesterone receptor (PR), and human epidermal growth factor receptor 2 (HER2).

**Synonyms:** - TNBC - Triple Negative Breast Carcinoma - Triple-Negative Breast Cancer - Triple-Negative Breast Cancer