From: Genotypic and phenotypic analysis of familial male breast cancer shows under representation of the HER2 and basal subtypes in BRCA-associated carcinomas
BRCA1
BRCA2
Non-BRCA1/2
All males in kConFab registry
429
339
19137
Breast Cancers
5 (1.2%)
35 (10.3%)
78 (0.4%)
Pathology Available
3
25
32