Ductal carcinoma in situ (DCIS) accounts for about 20% breast cancers and represents cancer cells confined within the normal structures of the breast. In up to 40% of patients, invasive breast cancer (IBC) develops with the potential to cause death. We cannot predict which DCIS will develop IBC and consequently all DCIS patients are treated as if it will.
Our project proposes to analyse the Breast Cancer Foundation National Register for information pertaining to all DCIS cases. We will analyse this data using various