The Journal of Arthroplasty
Volume 23, Issue 1 , Pages 79-85, January 2008

Cementless Modular Centroid Reconstruction Cup in Young Adults With Congenital Dysplasia of the Hip

  • Panagiotis Koulouvaris, MD, PhD

      Affiliations

    • Hospital for Special Surgery, New York, New York
    • Corresponding Author InformationReprint requests: Panagiotis Koulouvaris MD, PhD, Hospital for Special Surgery, 535 E-70th, New York, NY 10021.
  • ,
  • Kosmas Stafylas, MD

      Affiliations

    • Orthopaedic Department, University of Ioannina, University Hospital of Ioannina, Greece
  • ,
  • Theodore Xenakis, MD, PhD

      Affiliations

    • Orthopaedic Department, University of Ioannina, University Hospital of Ioannina, Greece

Received 23 May 2006; accepted 3 January 2007. published online 24 September 2007.

Abstract 

The anatomic abnormalities associated with the dysplastic acetabulum make total hip arthroplasty a very complex and challenging procedure. Various techniques have been reported for the reconstruction of the dysplastic acetabulum. This prospective study examined the clinical results and technical challenges associated with acetabular reconstruction using a cementless modular centroid reconstruction cup in 62 dysplastic hips. The mean follow-up period was 62 ± 9.2 months (range, 46-84 months). No patient was lost to follow-up. There were no revisions and no radiographic signs of osteolysis. There was a significant improvement in hip pain (P < .0001), mobility (P < .0001), and walking (P < .0001) according to D'Aubigne score. Midterm results have been favorable and patients have gained high clinical function. Longer-term follow-up is registered concerning wear and loosening.

Key words: dysplastic acetabulum, young adults, hip reconstruction

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 No benefits or funds were received in support of the study.

 Investigation performed at the Orthopaedic Department of University Hospital of Ioannina, Greece.

PII: S0883-5403(07)00042-3

doi:10.1016/j.arth.2007.01.003

The Journal of Arthroplasty
Volume 23, Issue 1 , Pages 79-85, January 2008