BREAST CANCER RISK FACTORS
BRCA 1 or 2 gene mutation RR 15
Ductal or Lobular CIS RR 15
Atypical hyperplasia RR 4
Breast irradiation age <20 RR 3
Positive family history RR 3
BREAST CANCER RISK FACTORS
BRCA 1 or 2 gene mutation RR 15
Ductal or Lobular CIS RR 15
Atypical hyperplasia RR 4
Breast irradiation age <20 RR 3
Positive family history RR 3