Metastatic HER2-Ultralow Breast Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** A HER2-ultralow breast adenocarcinoma that has spread from its original site of growth to another anatomic site.

**Synonyms:** - Metastatic HER2-Ultra Low Breast Carcinoma - Metastatic HER2-Ultra-Low Breast Carcinoma - Metastatic HER2-Ultralow Breast Adenocarcinoma