2024年4月17日 · If your doctor says your breast cancer is HER2-negative, it means your cancer isn’t making a lot of extra HER2. If your cancer were making extra HER2, it would be HER2-positive.

2024年5月20日 · HER2-negative and HER2-positive refer to two different types of breast cancer. Learn about the HER2 protein, HER2-low cancer, tests, treatment, and staging.

2023年3月14日 · HER2-negative breast cancer is the most common type, with subtypes such as hormone receptor positive or negative. These affect types of treatments chosen, as well as the survival rate. Learn...

2025年2月26日 · Types of HER2-negative breast cancer. Most breast cancer diagnoses are HER2-negative. There are two main types: HR-positive and HER2-negative breast cancer (HR+/HER2-). This type accounts for 70% of all breast cancers. It involves cancer cells that do have hormone receptors for estrogen , progesterone (PR+) or …

2024年8月29日 · HER2-negative status means cancer cells have no or low amounts of HER2 proteins, making them less aggressive. Unlike HER2-positive breast cancer cells, however, HER2-negative cancer cells do not respond to some HER2-targeted therapies. What’s the outlook for HR+/HER2- breast cancer? This form of breast cancer is …

2024年7月25日 · HER2-negative negative breast cancer means that the cancerous cells do not contain high levels of the protein HER2. Many treatment options are available for this type of breast cancer,...

2 天之前 · HER2 is a protein found on the surface of breast cancer cells, and a patient’s level (positive or negative) helped define their treatment options. However, tumors classified as HER2-negative may still have a minimal amount of HER2 expression, leading to the emergence of a new classification called HER2-low.

2024年6月27日 · 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. If...

2024年7月31日 · HER2-negative breast cancer is characterized by the absence of the HER2 protein. Learn the symptoms, risk factors, diagnosis, prognosis, and treatment options.

2024年4月24日 · Most breast cancers are HER2-negative. There are many treatment options for this type of breast cancer. Your treatment will depend on factors such as hormone receptor status, cancer stage,...