"Time lapse" mammography to illustrate the development of an infiltrating ductal carcinoma over a period of 4 years. Not all IDC present as a mass lesion. This case presents with progressive parenchymal symmetry with long slender "runners". This lesion is differentiated form a radial scar by the density centrally and with the appearance on ultraound. Contrast this case with the appearance of the radial scar
No abnormalities in 2009.