Oncology

Metastatic HER2-Positive Breast Cancer Metastatic HER2-Positive Breast Cancer is one of the types of breast cancer in which breast cancer cells test show positive status for a protein receptor called human epidermal growth factor receptor 2. The normal function of this protein is to control how a healthy breast cell grows, divides, and repairs itself.However, when there is a mutation in the gene that controls the HER2 protein, also known as erythroblastic oncogene B (ERBB2) gene, the body creates too many HER2 receptors, which results in uncontrollable breast cell growth and division. The most common signs of this indication are breast swelling, change in the shap...