Fig. 4

A 31-year-old female diagnosed with idiopathic granulomatous mastitis, who presented with complaints of pus discharge from sinus tract in the left subareolar region with associated pain. a Clinical picture showing external sinus tracts with redness in the surrounding breast. b Extended view on high resolution ultrasound showing multiple collections (green arrow), surrounding heterogenous parenchyma (black arrow) & skin thickenning (red arrow head)