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Editorial| Volume 29, ISSUE 7, P1331, July 2014

Definition of Periprosthetic Joint Infection

Published:March 24, 2014DOI:https://doi.org/10.1016/j.arth.2014.03.009
      Diagnosis of periprosthetic joint infection (PJI) remains challenging as no “gold standard” for diagnosis exists [
      • Della Valle C.
      • Parvizi J.
      • Bauer T.W.
      • et al.
      Diagnosis of periprosethtic joint infection of the hip and knee.
      ]. The challenge is then what test(s) or criterion(ia) can be used to define PJI. In an effort to standardize the definition of PJI, Musculoskeletal Infection Society (MSIS) convened a workgroup in 2011 to issue diagnostic criteria for PJI [
      Workgroup Convened by Musculoskeletal Infection Society
      New definition for periprosthetic joint infection.
      ]. The MSIS definition of PJI consists of two major criteria, when the presence of either criterion would indicate PJI, and six minor criteria, when the presence of four or more would indicate PJI.
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      References

        • Workgroup Convened by Musculoskeletal Infection Society
        New definition for periprosthetic joint infection.
        J Arthroplasty. Dec 2011; 26: 1136
        • Della Valle C.
        • Parvizi J.
        • Bauer T.W.
        • et al.
        Diagnosis of periprosethtic joint infection of the hip and knee.
        J Bone Joint Surg Am. 2011; 93 ([20]): 1355