Fig. 4From: Diagnostic accuracy of contrast-enhanced digital mammography in comparison with sonomammography for characterization of focal asymmetriesA case of invasive duct carcinoma grade II showing in low energy image left focal asymmetry with suspicious calcifications (a). b Ultrasound shows an irregular mass lesion with superimposed microcalcifications. c Recombined image of CEDM shows two suspicious faintly enhancing mass lesions with irregular shape and speculated margins in the recombined imageBack to article page