Lymph node biopsy of a peripheral T cell lymphoma shows tumor cells with clear cytoplasm and pleomorphic nuclei. There are two high endothelial venules present in this field. Hematoxylin and eosin, 40x magnification.
Reproduced with permission from: Sun T. Clinical application. In: Flow Cytometry, Immunohistochemistry, and Molecular Genetics for Hematologic Neoplasms, 2nd ed, Lippincott Williams & Wilkins, Philadelphia 2012. Copyright © 2012 Lippincott Williams & Wilkins.
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