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February 22, 2026Pathology

High grade neoplasm with plasmacytic/plasmablastic differentiation within the testis in an immunocompetent patient: a case report

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Authors

KCKatya E. ChanMAMoammar Alshimirti

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Overview

Case report shows presence of plasmablastic lymphoma in a male patient, indicating unique testicular presentation.

Key Points

  • To present a unique case of plasmablastic lymphoma within the testis of an immunocompetent patient.
  • Case report of a 58-year-old male with testicular changes
  • Histological examination revealed plasmacytoid cell infiltrate
  • Immunohistochemistry demonstrated absence of B-cell markers
  • Confirmed diagnosis of plasmablastic lymphoma associated with high Ki-67
  • Detection of apoptotic bodies and mitotic activity
  • Mass identified in left testis with histological features typical of PBL

Cite This Study

Chan et al. (2026) studied this question.

synapsesocial.com/papers/699a534bfdaf4e3c1268ee8dhttps://doi.org/10.1016/j.pathol.2026.01.028
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