What Does Double Negative Breast Cancer Mean. Testing negative for all three means the cancer cell is triple negative. The cells test negative on all 3 tests.
Learn more from experts at webmd. Triple negative breast cancer tnbc accounts for about 10 15 of all breast cancers. The cells test negative on all 3 tests.
Learn more from experts at webmd.
Understanding more about the chemical and genetic makeup of your cancer may help doctors choose the most effective treatment for your specific cancer. This means that the breast cancer tumor cells do not express the gene for the estrogen or progesterone receptors the two hormones which represent the double in the double negative result. This type which is also called triple negative breast cancer includes tumors that are er negative pr negative and her2 negative. If your cancer is her2 negative it may still be estrogen or.