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A case of rheumatoid pericarditis with high concentrations of interleukin-6 in pericardial fluid
  1. N Shikama,
  2. T Terano,
  3. A Hirai
  1. Department of Internal Medicine, Chiba Municipal Hospital, 827 Yahagi Chuo-ku, Chiba City, Chiba 260–0851, Japan
  1. Dr Shikama email: ichi-hs{at}


A case of rheumatoid pericarditis that developed into cardiac tamponade without deterioration of rheumatoid arthritis is described. The concentration of interleukin-6 (IL-6) in pericardial fluid was notably increased compared with serum. IL-6 may be associated with progression or maintenance of rheumatoid pericarditis.

  • rheumatoid pericarditis
  • cardiac tamponade
  • interleukin-6

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