Pleural Fluid Cytology of the Polymorphous Variant of EBV-Positive Diffuse Large B-Cell Lymphoma: First Report and Distinction from a Reactive Process

<table>(a) Pleural fluid cell block showing mixed population with background atypical cells H&amp;E 200x. Inset highlighting the hidden atypical cells H&amp;E 400x. (b) EBER with positive atypical cells. (c) and (d) CD20 and CD3 stains 100x, respectively, showing a mixed population with the atypical cells positive for CD20 (inset 600x).</table>

Case Reports in Pathology

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Figure 2: Pleural Fluid Cytology of the Polymorphous Variant of EBV-Positive Diffuse Large B-Cell Lymphoma: First Report and Distinction from a Reactive Process 

Figure 2 | Pleural Fluid Cytology of the Polymorphous Variant of EBV-Positive Diffuse Large B-Cell Lymphoma: First Report and Distinction from a Reactive Process 