
36mm metal-on-metal THA increases metal ion & erythrocyte cobalt levels vs 28mm bearing

May 2014
36mm metal-on-metal THA increases metal ion & erythrocyte cobalt levels vs 28mm bearing
Study Type:Therapy
OE Level Evidence:1
Journal Level of Evidence:1
Metal Ion Levels After Metal-on-Metal Total Hip Arthroplasty: A Five-Year, Prospective Randomized Trial
J Bone Joint Surg Am. 2014 Mar 19;96(6):448-55. doi: 10.2106/JBJS.M.00164.Did you know you're eligible to earn 0.5 CME credits for reading this report? Click Here
Synopsis
105 patients with unilateral noninflammatory degenerative joint disease were randomized to undergo total hip arthroplasty using either a 28mm metal-on-metal bearing surface, a 36mm metal-on-metal bearing surface, or a 28mm metal-on-polyethylene bearing surface. The purpose of this study was to compare metal ion levels and clinical outcomes between the three treatment groups. Upon analysis, the met...
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