Fig. 1
From: Texture analysis on MR images helps predicting non-response to NAC in breast cancer

Axial subtracted images. According to the BI-RADS MR lexicon, the tumor is described as, a ovalar mass with spiculated margins and a homogenous enhancement in the upper external quadrant, or b retro-areolar non mass lesion, showing a cobblestone-like pattern with nipple invasion and skin thickening