Tobacco.org

Smoking and risk of breast cancer in carriers of mutations in BRCA1 or BRCA2 aged less than 50 years 

Conclusions

These results indicate that smoking is associated with increased risk of breast cancer before age 50 years in BRCA1 and BRCA2 mutation carriers. If confirmed, they provide a practical way for carriers to reduce their risks. Previous studies in prevalent mutation carriers have not shown smoking to increase risk of breast cancer, but are subject to bias, because smoking decreases survival after breast cancer.

Jump to full article »