Figure 3. Tumours isolated from the main breast density on each view. IDC, infiltrating ductal carcinoma; ILC, infiltrating lobular carcinoma; CC, cranio-caudal; MLO, medio-lateral oblique; IDM, ill-defined mass; SPM, speculate mass; STD, stromal/architectural distortion; ASD, asymmetric density; WDM, well-defined mass; CALC, calcification.