In revision total hip arthroplasty, corrosion is defined as degradation of metallic implant materials. When corrosion occurs at the level of a modular head-neck interface, it is termed trunnionosis. In this chapter, an overview of corrosion science and risk factors for trunnionosis will be presented and a review on diagnosis and treatment for the practicing arthroplasty surgeon will be shared.

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Revision Total Hip Arthroplasty in the Setting of Trunnionosis

  • Zain Sayeed,
  • Arun Ramesh Kumar,
  • Nicholas Sauder,
  • Hany Bedair

摘要

In revision total hip arthroplasty, corrosion is defined as degradation of metallic implant materials. When corrosion occurs at the level of a modular head-neck interface, it is termed trunnionosis. In this chapter, an overview of corrosion science and risk factors for trunnionosis will be presented and a review on diagnosis and treatment for the practicing arthroplasty surgeon will be shared.