High prevalence of hepatitis B virus infection in HIV-negative Castleman's disease

Xiang-Gui Yuan1, Fei-Fei Chen, Yi-Miao Zhu

  • 1The Second Affiliated Hospital, Binjiang Branch, School of Medicine, Zhejiang University, China.

Annals of Hematology
|December 22, 2011
PubMed

Insights

Hepatitis B virus (HBV) infection is linked to Castleman

Area of Science:

  • Hepatology
  • Oncology
  • Immunology

Background:

  • Castleman's disease (CD) is a rare lymphoproliferative disorder with unknown causes.
  • Hepatitis B virus (HBV) is prevalent in China, a region with a high incidence of CD.

Purpose of the Study:

  • To investigate the association between HBV infection and Castleman's disease.
  • To characterize clinical and pathological features of HBV-positive CD patients in China.

Main Methods:

  • Retrospective analysis of 35 CD patients diagnosed over 10 years.
  • Comparison of HBV prevalence in CD patients versus age/sex-matched healthy, national, and non-Hodgkin's lymphoma (NHL) controls.
  • Analysis of clinicopathological characteristics and prognosis in HBV-positive versus HBV-negative CD patients.

Main Results:

  • HBV infection prevalence in CD patients was 17.1%, significantly higher than healthy and national controls.
  • HBV-positive CD patients showed a higher rate of malignant transformation to NHL (33.3%), increased splenomegaly (83.3%), and poorer prognosis.

Conclusions:

  • Findings suggest a significant association between HBV infection and the development of Castleman's disease.
  • HBV-positive CD patients present distinct clinical and pathological features and a worse prognosis.

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