she is the co-leader of the ucsf helen diller comprehensive cancer center's center for brca research, she's a practicing oncologist. you're also a mom, and you developed cancer. >> i developed an early form of cancer, and i didn't have a family history. and i don't come from a background where one would necessarily think of brca, but my cancer -- my ductal carcinoma in situ -- looked so unusual that i thought, "this looks more like a brca-related cancer," so i got myself tested. and, you know, i can really speak to the challenges and difficulties that people have to get tested and how much work we have to do to undo this. >> did you take any other measures when you learned? anything else that you had to do? >> yeah, i had what a lot of women with brca mutations go through -- i had bilateral mastectomies because of my diagnosis, and then i had prophylactic refractomy. however -- >> which means? explain that for the layperson, please. >> so, i had to take my ovaries out at a time where i was still premenopausal with having ovaries that were actually functioning, which was not quite as e