Fig. 3

A 50-year-old woman presenting with painful, rapidly enlarging areolar skin lesion and breast mass. Clinical photograph (a) of the left breast shows a raised red skin lesion at the 9 o’clock position of the areola. Skin biopsy showed non-necrotizing granulomatous inflammation. b US image of the left areola and nipple show a hyperechoic area of skin thickening, which involves the dermis but does not connect to the underlying breast tissue. c US of the palpable breast mass demonstrates an irregular hypoechoic mass with angular margins and hyperechoic rim which did not connect to the areolar skin lesion. Percutaneous biopsy showed non-necrotizing granulomatous inflammation. Special stains for microorganisms were negative