IE 11 is not supported. For an optimal experience visit our site on another browser.
We apologize, this video has expired.

    Woman gets double mastectomy after genetic test — then learns of misdiagnosis

    Maureen Boesen had a preventative double mastectomy after learning she carried a cancer-associated gene mutation. More than a decade later, her story took a shocking twist. Boesen and her two sisters share their lessons learned on the 3rd hour of TODAY.