Fig. 1

A 59-year-old woman with ductal carcinoma in situ of the left breast. a Axial fat-suppressed T2-weighted image shows a 21-mm isointense lesion in the lower outer quadrant of the left breast. b Axial post-contrast T1-weighted subtracted images show a corresponding regional, clumped non-mass enhancement. c Histological examination confirms the suspicion of in situ carcinoma highlighting several intraductal calcifications