Breast lymphoma: a rare breast malignancy mimicking benign breast disease and carcinoma

[...]line chemotherapy and radiotherapy of the breast was administered. Positron emission tomography[-]computed tomography showing multiple hypermetabolic soft tissue masses at the upper outer, upper inner and lower inner quadrants of the right breast measuring up to 16 mm, with maximum standardised uptake value 19.0; and multiple hypermetabolic abdominal lymphadenopathies Figure 4. (a) Haematoxylin and eosin stain, 400[x] magnification: dense sheets of medium-to-large-sized and mitotically active atypical lymphoid cells that overrun breast parenchyma.(b) CD20 immunostain, 400[x] magnification: [...]PET-CT can potentially differentiate between breast lymphoma and breast carcinoma.