Breast cancer in young women is so aggressive it should be treated as a completely separate disease

Breast cancer in young women is so aggressive it should be treated as 'a completely separate disease' | UPDATED: 12:33 GMT, 4 May 2012 Kylie Minogue after recovering from breast cancer in 2006: Particular genes are significantly associated with breast cancer in pre-menopausal women Breast cancer in young women is so aggressive it should be treated as a completely separate disease, according to new research.