Advanced HER2-Low Breast Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** A HER2-low breast adenocarcinoma that has spread extensively to other anatomic sites or is no longer responding to treatment.

**Synonyms:** - Advanced HER2 Low Breast Adenocarcinoma - Advanced HER2 Low Breast Adenocarcinoma - Advanced HER2 Low Breast Carcinoma - Advanced HER2-Low Breast Adenocarcinoma