What cancers are HER2 positive?

Is it good to be HER2-positive or negative?

It’s healthy in normal amounts, but too much may be a sign of a certain type of breast cancer. Most people with breast cancer have a normal amount of this protein, which means you are HER2-negative. But about 1 in 5 cases are HER2-positive, which means your levels are unusually high.

Is HER2-positive breast cancer treatable?

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.

Is chemo necessary for HER2-positive?

Trastuzumab and chemotherapy are even recommended for women with very small, HER2-positive breast cancers. Tumors as small as 0.5 cm often warrant such treatment. However, decisions must be individualized based on your own individual risk.

What is the most aggressive type of breast cancer?

Triple-negative breast cancer (TNBC) is considered an aggressive cancer because it grows quickly, is more likely to have spread at the time it’s found and is more likely to come back after treatment than other types of breast cancer. The outlook is generally not as good as it is for other types of breast cancer.

How long is chemo for HER2-positive?

Cycles can last anywhere from about two to four weeks, depending on the combination of drugs. Chemotherapy generally lasts about three to six months. The total length of chemotherapy treatment may vary depending on the stage of breast cancer and a number of other factors.

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Does HER2-positive run in families?

HER2-positive breast cancer is not hereditary, but some other types of gene mutations related to breast cancer are inherited. Genetic testing can tell you if you have any of the mutations currently known to increase risk for breast cancer or other cancers.

Does HER2-positive return?

10% to 23% of women diagnosed with small, HER2-positive cancer had a recurrence within 5 years of diagnosis compared to about 5% of women diagnosed with HER2-negative cancer.

Is HER2-positive curable 2021?

With recent advances in medicine, it is considered that HER2-positive breast cancer is curable. Targeted therapy is used to cure HER2-positive breast cancer. However, surgery, radiation therapy, chemotherapy and hormonal therapy may also be combined with targeted therapy depending on cancer aggressiveness.

Is HER2 breast cancer aggressive?

In about 1 of every 5 breast cancers, the cancer cells have extra copies of the gene that makes the HER2 protein. HER2 -positive breast cancers tend to be more aggressive than other types of breast cancer.