Chest X-rays may increase risk to BRCA1/2 carriers
 

In this article, carriers of the genetic mutants BRCA1/2 (especially younger ones) appear at higher cancer risk from chest X-rays.

Effect of Chest X-Rays on the Risk of Breast Cancer Among BRCA1/2 Mutation Carriers in the International BRCA1/2 Carrier Cohort Study

http://www.jco.org/cgi/content/abstr...2005.03.3126v1