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A 52-year-old woman with precursor T-lymphoblastic lymphoma. (A) Right mediolateral oblique mammogram shows a circumscribed and partially obscured marginated round hyperdense mass (arrows). (B) Ultrasonography scan of the right breast demonstrates a circumscribed oval hypoechoic mass (arrows). (C) Enhanced computed tomography scan demonstrates an oval isodense mass (arrow) in right breast and mediastinal widening (arrowheads) due to lymphadenopathy.
