What is the survival rate of HER2-positive breast cancer? The survival rate at four years among women with HR+/HER2− is estimated to be 92.5%, followed by HR+/HER2+ at 90.3%, HR−/HER2+ at 82.7%, and HR−/HER2− at 77.0% . The HER2 (human epidermal growth factor receptor 2) oncogene is positive in about 20% of primary invasive breast cancers .
Can you be cured from HER2-positive breast cancer? HER2-positive breast cancer is highly curable because of the availability of these HER2-targeted therapies, so we treat patients fairly aggressively upfront to reduce the risk of them experiencing a stage IV recurrence.
What is HER2-positive breast cancer caused by? As with all types of breast cancer, what exactly causes HER2-positive breast cancer is unknown. It’s likely a combination of risk factors, including lifestyle and environment. Genetics are also thought to play a role. However, the HER2 gene is not inherited from parents and can’t be passed on to children.
Is HER2-positive breast cancer a death sentence? Current treatment algorithms for invasive HER2-positive disease has transformed the face of a disease with a death sentence to one with prolonged and overall survival benefit.