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Response to antiviral treatment in hepatitis C virus-associated marginal zone lymphomas

C Kelaidi1, F Rollot, S Park

  • 11Department of Hematology, Hôpital Cochin, Université Paris V, Assistance Publique Hôpitaux de Paris, Paris, France.

Leukemia
|July 31, 2004
PubMed

Insights

Antiviral treatment shows promise for hepatitis C virus (HCV)-associated lymphomas. Five of eight patients with HCV-related marginal zone lymphomas (MZLs) responded to interferon and ribavirin therapy, suggesting a link between HCV and these cancers.

Area of Science:

  • Hematology
  • Virology
  • Oncology

Background:

  • Epidemiological studies suggest a correlation between chronic hepatitis C virus (HCV) infection and an increased risk of low-grade B-cell lymphomas.
  • Marginal zone lymphomas (MZLs), including splenic lymphomas with villous lymphocytes, are frequently observed in patients with chronic HCV infection.

Observation:

  • This study investigated the efficacy of antiviral treatment in eight patients diagnosed with HCV-associated MZL.
  • The treatment regimen consisted of interferon alpha and ribavirin.

Findings:

  • Five out of the eight patients (62.5%) exhibited a positive response to the antiviral therapy.
  • Hematologic responses in some patients were observed to correlate with virologic responses, indicating successful HCV clearance.
  • A case of large granular lymphocyte leukemia, associated with MZL and HCV, also responded favorably to interferon and ribavirin treatment.

Implications:

  • The findings support an etiological link between hepatitis C virus infection and the development of antigen-driven lymphoproliferative disorders.
  • Antiviral therapy may be a viable treatment option for certain HCV-associated lymphomas.
  • Further research is warranted to elucidate the precise mechanisms underlying HCV's role in lymphomagenesis.

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