Primary bone natural killer/T cell lymphoma, nasal type without EBV infection: a case report.

Int J Clin Exp Pathol

Cancer Institute and Hospital of Tianjin Medical University, National Clinical Research Center for Cancer, Key Laboratory of Cancer Prevention and Therapy Tianjin 300060, China.

Published: November 2016

AI Article Synopsis

  • Primary bone NK/T cell lymphoma is an uncommon type of cancer, as illustrated by a case involving a 52-year-old man who developed NK leukemia after initially presenting with the lymphoma.
  • The patient experienced low-grade fever for four months, and imaging revealed enlargement of the liver and spleen without swollen lymph nodes.
  • Diagnosis required a bone sample, showing specific markers on the neoplastic cells, which helps differentiate it from other types of lymphoma or leukemia that can also affect bones.

Article Abstract

Primary bone NK/T cell lymphoma is very rare. We report a case of 52-year-old man of primary bone NK/T cell lymphoma and then progressed to NK leukemia. The patient had low-grade fever for 4-month, and Ultrasonic B revealed a diffuse hepatosplenomegaly without lymphadenopathy. PET scanning showed increased FDG uptake in many bones of the whole body. The diagnosis was established by bone specimen. These neoplastic cells demonstrated a typical immunophenotype of CD56, CD3, CD2 and MPO positive, and CD5, CD20, CD30, PAX-5, CD4 and CD8 negative. Primary bone ENKTL is very rare; it should be made with the combination of clinical feature, PET-CT image, and pathological characteristics, and should be distinguished from other lymphomas or leukemia involved in bone.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4713599PMC

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