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Systemic cobalt release after metal-on-metal total hip arthroplasty: 5 year follow-up

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Ace Report Cover
September 2014

Systemic cobalt release after metal-on-metal total hip arthroplasty: 5 year follow-up

Vol: 3| Issue: 9| Number:58| ISSN#: 2564-2537
Study Type:Therapy
OE Level Evidence:2
Journal Level of Evidence:N/A

Serum cobalt levels after metal-on-metal total hip arthroplasty

J Bone Joint Surg Am. 2003 Nov;85-A(11):2168-73

Contributing Authors:
W Brodner P Bitzan V Meisinger A Kaider F Gottsauner-Wolf R Kotz

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Synopsis

100 patients undergoing a total hip arthroplasty without cement for unilateral osteoarthritis or unilateral osteonecrosis were randomized to be treated with a metal-on-metal articulation or with a ceramic-on-polyethylene bearing. Blood samples were taken multiple times over a 5 year period and serum cobalt concentrations measured. In the metal articulation group, median cobalt levels were 1 μg/L a...

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