BRCA(breast cancer) gene - It is a gene located on the long (q) arm of chromosome 17 at band 21 and its mutations is associated with a significant increase in the risk of breast cancer, as well as ovarian cancers. It is a 'tumor suppresor gene' which means it is protective in nature and helps in DNA repair.
HER1 & HER2 - stands for "Human Epidermal growth factor Receptor1 or Receptor2 " are proteins that are present on the surface of the cells of breast cancer and makes the cancer more aggresive.
Salpingo-oophorectomy - Removal of fallopian tube along with ovaries.