Histological and radiological images of screen-detected and interval breast cancer. Upper row: Radiological (A) and histological whole tumour images of a screen-detected cancer with stellate shape and abundant stromal elastosis (grade 3) (HES staining in B; elastin-staining in C). Middle row: Comparable images of an interval cancer with rounded, pushing-border contour and no stromal elastosis (grade 0) (D-F). Magnification x 5. Lower row: Higher magnification (x200) of histological slides from the screening cancer in the upper row. G, HES-staining. H, elastin-staining.