what is brca
What is BRCA Gene Testing? BRCA gene testing, also known as BRACAnalysis, is a blood test that helps evaluate a personâs risk for developing certain types of breast cancer. The test evaluates two genes, BRCA1 and BRCA2, called breast cancer susceptibility genes.
What Is the Know:BRCA tool? The Know:BRCA online tool is a resource developed to help women understand their risks for having a BRCA1 or BRCA2 gene mutation. How the Know:BRCA Tool Works. The Know:BRCA tool estimates your chance of having a BRCA gene mutation based on your personal and family history of cancer. It looks at how many people in your family have had breast or ovarian cancer, how they are related to you, and how old they were when they got cancer.