New Blood Test Revolutionizes Breast Cancer Care

A significant advancement in breast cancer care has emerged with the development of a new blood test capable of identifying cancer types without invasive biopsies. This innovative approach from the Institute of Cancer Research in London offers a faster, more accurate way to monitor breast cancer, as it can detect changes in cancer type that occur during treatment. These changes can render existing therapies ineffective, and previously required tissue biopsies to identify.

The trial demonstrated a 90% accuracy rate in detecting these critical shifts in cancer type, a crucial finding given that cancer can adapt over time. By analyzing circulating tumor DNA in the bloodstream, the test allows for real-time tracking of cancer evolution. This facilitates timely adjustments to treatment plans, ensuring patients receive therapies most likely to succeed and overcoming treatment resistance.