Good function but very high concentrations of cobalt and chromium ions in blood 37 years after metal-on-metal total hip arthroplasy
Department of Molecular Medicine and Surgery, Section of Orthopaedics, Karolinska Institute, Karolinska University Hospital, Solna, Stockholm, Sweden
Abstract: This case report describes a patient who had a metal-on-metal hip prosthesis implanted 37 years ago. The hip function and X-ray are presented. The levels of cobalt and chromium ions in blood are analyzed and found to be about 40 times higher than normal. Consequences are discussed.
Keywords: hip prosthesis, metal ions
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