Mammographic density 'unrelated to breast cancer death risk'

[News]

Although high-density breast cancer high breast density on mammography is an established risk factor for developing breast cancer, it is not associated with an increased risk for death, say US investigators who suggest different factors may affect risk at different times.

More... (http://www.news-medical.net/news/20120831/Mammographic-density-unrelated-to-breast-cancer-death-risk.aspx)