Misconceptions & Misunderstandings About Genetic Testing For Hereditary Cancer: My family history of cancer almost guarantees that one day I will develop cancer

May 04, 2013

Many people who have a family history of cancer often assume that they are at high risk of developing cancer and do not see the value of genetic counseling and genetic testing. The reasoning often goes like this:

“My mother, my cousin, and my grandmother all had breast cancer. I know there is a very high chance that I will develop it too. I would never have a mastectomy, so I am extra good about getting mammograms and my doctor checks my breasts every time I see her. I have a healthy diet, exercise regularly, rarely drink alcohol, and I have never put a cigarette to my lips. Since I am already doing everything I can possibly do, I don’t see how genetic counseling and genetic testing can help me.”

Of course, it is a good idea to be conscientious about your medical care, and everyone sho...