PMC4802189_01
Ultrasonography shows a 40 mm hypoechoic non homogenous mass with irregular margins.
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(A and B). A high-density irregular mass in the left upper outer quadrant can be seen at mammography. (A) Oblique view; (B) Craniocaudal view.
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Histopathology. The image shows large atypical epithelial cells and spindle atypical cells with storiform pattern.
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