On September 7th, 2022, the National Comprehensive Cancer Network (NCCN) released new breast, ovarian, and pancreatic cancer guidelines. In these new guidelines, the age to start breast MRI screening in female ATM and CHEK2 carriers was updated from age 40 to 30-35 making more females eligible for screening at an earlier age.
Check out the new guidelines at:
https://www.nccn.org/professionals/physician_gls/pdf/genetics_bop.pdf