Fabi David W, Goldstein Wayne M, Gordon Alexander C
Department of Orthopedic Surgery, University of Illinois at Chicago, Chicago, Illinois, USA.
J Arthroplasty. 2009 Jan;24(1):159.e19-24. doi: 10.1016/j.arth.2008.02.013. Epub 2008 Jun 4.
Modular total hip arthroplasty component dissociation has been reported. We describe a case of recurrent instability secondary to femoral stem dissociation from the proximal metaphyseal sleeve and resultant traumatic retroversion of the neck. Femoral stem revision was necessary for treatment of this rare complication.