Conditions are
hereditary
if they are passed from parent to child by information contained in the genes. About 5 percent of breast cancers are hereditary.
BRCA1
and
BRCA2
are the most well-known hereditary
genetic
mutations related to breast cancer.
Genetic tests can tell you whether you have a
hereditary mutation
that made it more likely you would develop breast cancer. This information can help you plan your treatment.
Look below for more information from LBBC about hereditary breast cancer.