How Her2 Negative Breast Cancer Is Treated
Several factors are considered when creating a person’s treatment plan, including their breast cancer stage (how far their cancer has spread and the amount of cancer) and whether their cancer cells have hormone receptors or large amounts of the HER2 protein. Human epidermal growth factor receptor 2 (HER2) is a growth-promoting protein found on the surface of breast cells. HER2-negative breast cancers have normal levels of the protein HER2, whereas HER2-positive breast cancers have elevated protein levels....