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Pseudotumor as a Complication of Total Hip Replacement
Sławomir Dudko1, Damian Kusz1, Konrad Kopeć1
1Katedra i Klinika Ortopedii i Traumatologii Narządu Ruchu Śląskiego Uniwersytetu Medycznego w Katowicach, Polska / Department of Orthopaedics and Traumatology, Medical University of Silesia, Poland.
Revision surgery was needed for a hip replacement due to aseptic loosening. Material analysis revealed titanium debris from a damaged ceramic-on-metal bearing, indicating TiN coating fragility.
Area of Science:
- Orthopedic surgery
- Biomaterials science
- Failure analysis
Background:
- Metal-on-metal hip arthroplasty complications include ALVAL, osteolysis, and pseudotumors due to metal ion release.
- These issues stem from the low resistance of metal bearings to abrasion and corrosion.
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