Predictive blood test hailed as ‘incredibly exciting’

New ‘liquid biopsy’ will act as an early warning sign to anticipate risk of tumours returning

A new blood test can predict the risk of breast cancer returning three years before any tumours show up on scans in an “incredibly exciting” breakthrough that could help more women beat the disease for good.

More than 2 million women are diagnosed every year with breast cancer, the most prevalent type of the disease. Although treatment has improved in recent decades, the cancer often returns, and if it does, it is usually at a more advanced stage.