PMC3350112_01
PET-CT of whole body shows two right and one left small hypermetabolic nodal lesions in the upper jugulodigastric area (black arrows). They are reactive in nature, otherwise negative scan.
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fig1
Hematoxylin and Eosin (H&E) stain shows Monotonous lymphoid infiltrate with medium size nuclei.
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fig2
Immunohistochemistry revealed atypical lymphoid infiltrate consistent with B-cell non-Hodgkin lymphoma (Figure 2).
CD 20 immunoreactive lymphoid infiltrate:MALT B-cell lymphoma. Clonality confirmed by immunoglobulin heavy (IGH) gene rearrangement studies favored B-cell extranodal marginal zone lymphoma (MALT type).
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fig3
Clonality confirmed by immunoglobulin heavy (IGH) gene rearrangement studies favored B-cell extranodal marginal zone lymphoma (MALT type) (Figure 3).