The National Comprehensive Cancer Network (NCCN) released updated Genetic/Familial High-Risk Assessment: Breast, Ovarian, and Pancreatic Cancer guidelines on September 11th, 2024. In these updates, NCCN clarified that it is appropriate to test unaffected (not best testable) family members when they meet testing criteria.
To read more, you can check out the full guidelines by creating a FREE account at:
https://www.nccn.org/professionals/physician_gls/pdf/genetics_bop.pdf