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Related Experiment Videos

Hodgkin's lymphomas: classification, diagnosis, and grading.

N L Harris1

  • 1Department of Pathology, Massachusetts General Hospital and the Harvard Medical School, Boston 02114, USA.

Seminars in Hematology
|August 26, 1999
PubMed
Summary

Hodgkin's disease is now recognized as two distinct lymphomas: classical Hodgkin's lymphomas (HLs) and nodular lymphocyte-predominant HL (NLPHL). Reed-Sternberg cells in most HLs are monoclonal B cells, aiding subclassification and differentiation from other aggressive lymphomas.

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Area of Science:

  • Hematology
  • Oncology
  • Immunology

Background:

  • Hodgkin's disease classification has evolved due to new discoveries.
  • Recognition of two distinct lymphomas: classical Hodgkin's lymphomas (HLs) and nodular lymphocyte-predominant HL (NLPHL).
  • Identification of Reed-Sternberg (RS) cells as monoclonal B cells in most HL cases.

Discussion:

  • The immunophenotype and genetic features of classical HL and NLPHL have been elucidated.
  • These features are crucial for subclassification of HL.
  • Distinguishing HL from aggressive lymphomas like anaplastic large-cell lymphoma (ALCL) and T-cell/histiocyte-rich large B-cell lymphoma (T/HRBCL) is now more precise.

Key Insights:

  • Hodgkin's disease is reclassified as Hodgkin's lymphomas (HLs), encompassing two distinct entities.

Related Experiment Videos

  • RS cells in HLs are predominantly monoclonal B cells.
  • Advances facilitate differentiation between HL subtypes and other aggressive lymphomas.

    • Outlook:

    • Further research is needed to address remaining questions in HL.
    • Future challenges include refining diagnostic criteria and therapeutic strategies.
    • Continued investigation into the biology of HLs and related lymphomas is essential.