Family history of breast cancer
Conditions
Clinical Genetics
What counts as a family history of breast cancer?
If many members of your family have or had cancer, there is a possibility that it may be caused by a faulty gene that might increase your risk of developing cancer. This is known as a family history of cancer.
In the case of breast cancer, genes that may increase the risk are BRCA1 and BRCA2. An abnormal CHEK2 gene may als