30 January 2024
: Case report
Uncovering Primary Extranodal Diffuse Large B Cell Lymphoma in the Adrenal and Thyroid Glands
Unusual clinical course, Challenging differential diagnosis, Rare disease
Judy Li
DOI: 10.12659/AJCR.942659
Am J Case Rep 2024; 25:e942659
Figure 4. Case 1 histopathological features and immunohistochemical profile of resected retroperitoneal mass. (A) Sheets of large cells with vesicular nuclei and prominent nucleoli (arrow) (hematoxylin and eosin; 40×). Immunohistochemistry demonstrated atypical cells positive for (B) CD20 (40×) and (C) BCL-2 (40×). (D) The Ki-67 proliferation index is approximately 50% (40×).