Table 3

Common risk factors for multiple primaries in women with breast cancer (adapted from Wood et al 9)

Second cancerRisk factors
Second breast cancerGenetic (BRCA1, BRCA2)Endocrine/hormonal factorsObesity
OvarianGenetic (BRCA1, BRCA2)Endocrine/hormonal factors
Uterine/endometrialEndocrine/hormonal factorsObesity
Colorectal cancerEndocrine/hormonal factorsObesity
Renal cell carcinomaObesity
PancreaticObesity
ThyroidObesity
GallbladderObesity