What percentage of breast cancer is ER+?

About 80% of all breast cancers are “ER-positive.” That means the cancer cells grow in response to the hormone estrogen. About 65% of these are also “PR-positive.” They grow in response to another hormone, progesterone.

Is ER positive breast cancer curable?

ER-positive breast cancer has a high chance of being successfully treated, especially when it’s discovered early. A diagnosis at a later stage will have a less positive outlook, but being diagnosed at a later stage is less common. There are still many treatment options for late stage cancer.

What does ER positive mean in breast cancer?

If breast cancer cells have estrogen receptors, the cancer is called ER-positive breast cancer. If breast cancer cells have progesterone receptors, the cancer is called PR-positive breast cancer. If the cells do not have either of these 2 receptors, the cancer is called ER/PR-negative.

What is the recurrence rate of ER positive breast cancer?

Studies have shown that estrogen-receptor-positive breast cancer has a more drawn-out risk of recurrence compared to estrogen-receptor-negative disease. About 50% of estrogen-receptor-positive breast cancer recurrences happen 5 or more years after the initial diagnosis.

Is it better to have estrogen positive breast cancer?

Hormone receptor-positive cancers tend to grow more slowly than those that are hormone receptor-negative. Women with hormone receptor-positive cancers tend to have a better outlook in the short-term, but these cancers can sometimes come back many years after treatment.

Is ER-positive breast cancer slow growing?

Can breast cancer return while taking Arimidex?

92.2% of women who took Arimidex had no recurrence after 10 years. 90.2% of women who took tamoxifen had no recurrence after 10 years. this difference was not statistically significant, which means that it could have been due to chance.

Can I drink wine if I have breast cancer?

Christopher Li, alcohol use after a breast cancer diagnosis does not increase your risk of dying of the disease. “Moderation is very important but our study supports previous studies in suggesting that the occasional glass of wine does not seem to impact a woman’s risk of dying of breast cancer,” he said.