Case Report
Diffuse Large B-Cell Lymphoma, Not Otherwise Specified (DLBCL NOS) Presenting as Multiple Subcutaneous Nodules: An Unusual Cutaneous Presentation of Systemic Disease
Figure 3
Maxillary sinus biopsy. (a) Dense mucosal and submucosal infiltrates of malignant hematolymphoid cells which extend to underlying bone (inset and white arrow) (H&E, ×100). (b) Involvement and destruction of adnexal structures (H&E, ×400). (c) The malignant cells show strong CD20 immunoreactivity (DAB with hematoxylin counterstain, ×400).
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