Dear Dr. Donohue: I am concerned that my 33-year-old daughter will have breast cancer. I have no history in my family of breast cancer, but my husband’s grandmother, mother and sister all have had breast cancer with double mastectomies. I have heard that the DNA follows the mother’s side and not the father’s. Is this true or an old wives’ tale? Should she have a BRCA test? — D.C.
Answer: Most cases of breast cancer are sporadic, meaning there is no particular identifiable family risk to develop breast cancer. However, there are…
