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Primary splenic lymphoma

P G Isaacson1

  • 1Department of Histopathology, University College London Medical School.

Cancer Surveys
|January 1, 1997
PubMed
Summary
This summary is machine-generated.

Splenic marginal zone lymphoma (SMZL) and hepatosplenic gamma/delta T cell lymphoma are primary splenic lymphomas. Differentiating SMZL from other B cell lymphomas is crucial due to its indolent nature and response to splenectomy.

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Area of Science:

  • Hematology
  • Oncology
  • Pathology

Background:

  • Splenomegaly can be caused by various lymphomas and leukaemias.
  • True primary splenic lymphomas are rare, primarily B cell disorders like splenic marginal zone lymphoma (SMZL) and hepatosplenic gamma/delta T cell lymphoma.

Purpose of the Study:

  • To differentiate SMZL from other B cell lymphomas that may involve the spleen.
  • To distinguish rare hepatosplenic gamma/delta T cell lymphoma from other T cell and NK cell lymphomas involving the spleen.

Main Methods:

  • Histological examination of splenic tissue.
  • Clinical behavior analysis.
  • Differential diagnosis of B cell lymphomas and T/NK cell lymphomas.

Main Results:

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  • SMZL is relatively common and shares histological features with other splenic B cell lymphomas.
  • SMZL exhibits indolent clinical behavior and responds well to splenectomy, unlike chemotherapy.

Conclusions:

  • Accurate differential diagnosis of SMZL is vital for appropriate treatment, favoring splenectomy over chemotherapy.
  • Precise classification of hepatosplenic gamma/delta T cell lymphoma is necessary to distinguish it from other rare splenic T/NK cell lymphomas.