In about 1 in 5 breast cancers, the cancer cells have an extra copy of the gene that produces the HER2 gene. HER2-positive breast cancers tend to be more aggressive than other types of breast cancers, so early detection can help make treatment more effective.

HER2-positive breast cancer is more likely to be invasive and recur than other breast cancers. Early diagnosis will help the treatment process be effective. So how long can HER2 breast cancer live?

HER2-positive breast cancer is more aggressive than other cancers. Therefore, testing whether the cancer is HER-positive or not in breast cancer plays an important role in diagnosing the disease. From the results obtained, the doctor will have the most timely and effective treatment plan.