PMC9875683_01
CT scan imaging showed Destructive and expansive mass with central necrosis with extension to maxillary and ethmoid sinuses (arrow: mass, notched arrow: maxillary sinus tumor extension, arrow head: ethmoid sinus tumor extension)
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Mild bilateral enlarged cervical lymph nodes were seen and the evidence in the CT was suggestive of reactive lymph nodes (Figure 1).
Pathology and IHC of peripheral T-cell lymphoma, not otherwise specified (PTCL-NOS), (A) H&E; the arrow indicates aggregation of T lymphocytes (x40), (B) LCA+ (x40), (C) CD3+ (x40), (D) CD7+ (x10), (E) CD5- (x10), (F) CD20- (x10), (G) CD30- (x10), (H) Ki67:70%-80% (x40)
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Histopathologic and immunohistochemistry (IHC) findings were in favor of a rare diagnosis of Peripheral T-cell lymphoma, not otherwise specified (PTCL-NOS) (Figure 2).