Breast Cancer HER2 Status | What is HER2 Status? Breast Cancer HER2 Status About 15% to 20% of breast tumors have higher levels of a protein known as HER2 These cancers are called HER2-positive breast cancers Ask your cancer care team about your HER2 status and what it means for you
HER2-positive breast cancer: What is it? - Mayo Clinic HER2-positive breast cancer is a breast cancer that tests positive for a protein called human epidermal growth factor receptor 2 (HER2) This protein promotes the growth of cancer cells 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 cancer: What it is, diagnosis and . . . What are the treatment options for HER2 positive breast cancer? Treatment for HER2 positive breast cancer depends on the tumor’s size Patients with tumors smaller than 2 centimeters, with no lymph nodes affected, will undergo surgery first, followed by chemotherapy and a single antibody targeting the HER2 protein known as trastuzumab
HER2 Status and HER2-Positive Breast Cancer The HER2 (human epidermal growth factor receptor 2) gene makes HER2 proteins (also called HER2 neu proteins) HER2 proteins are receptors on breast cells HER2 receptors help control how a breast cell grows, divides, and repairs itself
Hormone Receptor Status and HER2 Status | Susan G. Komen® HER2 status HER2 (human epidermal growth factor receptor 2) is a protein that appears on the surface of some breast cancer cells It may also be called HER2 neu or ErbB2 The HER2 protein is an important part of the pathway for cell growth and survival All breast cancers are tested for HER2 status You may hear the term “biomarker” to describe HER2 A biomarker is any molecule in your
HER2-positive breast cancer - Penn Medicine HER2-positive breast cancer does not present itself through any unique symptoms Common signs of this breast cancer type align with the typical breast cancer symptoms and may be detected by a mammogram at routine breast cancer screening: Changes in breast shape Mass or suspicious finding on a mammogram Breast lump Breast or nipple pain Discharge from the nipple Nipple inversion Swelling of the
HER2-positive or HER2-low breast cancer - LBBC HER2-positive or HER2-low breast cancer is caused by a genetic mutation in the HER2 gene Learn more about the causes and treatment options for HER2-positive breast cancer
HER2 neu - University of Rochester Medical Center A score of +3 means the tumor is HER2 positive FISH results are positive or negative If you are having the blood test, HER2 neu is measured in nanograms per milliliter (ng mL) How is this test done? The tissue sample test is done on the breast tissue that was removed in a biopsy or cancer surgery
Treatment options for HER2-positive breast cancer Treatment for HER2-positive breast cancer depends on tumor size and spread but may involve a combination of chemotherapy, targeted therapy, monoclonal antibody therapy, and kinase inhibitors