Table 1.
Risk category | Category risk definition | Lifestyle modificationa | Radiological screeningb | Risk-reducing medicationc | Risk-reducing surgeryd,e |
---|---|---|---|---|---|
Average | <1.5 times population risk | All women | Biennial mammogramf | No | No |
Moderately increased | 1.5–3 times population risk | All women | Annual mammogram | Yes | No |
High | >3 times population risk | All women | Annual mammogram and breast MRIg | Yes | Yes |
aIncludes regular exercise, not smoking, maintaining a healthy weight, and minimizing alcohol intake
bDoes not reduce risk of breast cancer but may help detect cancer earlier
cIncludes tamoxifen for premenopausal women, and raloxifene, anastrazole, exemestane, or tamoxifen for postmenopausal women
dIncludes risk-reducing mastectomy and premenopausal risk-reducing salpingo-oophorectomy
eThe risk reduction with medication and surgery may not be additive, for example, those who have undergone salpingo-oophorectomy may not benefit further from medication such as tamoxifen
fFrom 50 to 74 years of age
g MRI (magnetic resonance imaging) only in women aged 18–50 years