Detection of bony defects around cementless acetabular components in total hip arthroplasty: A DEXA study on 10 human cadavers

Mogens B. Laursen*, Poul T. Nielsen, Kjeld Søballe

*Corresponding author for this work

Research output: Contribution to journalJournal articleResearchpeer-review

5 Citations (Scopus)

Abstract

Background: We studied the ability of DEXA to detect bony defects around cementless acetabular components in total hip arthroplasty. The aim of our study was to provide a tool for detection and quantification of osteolytic lesions for the planning of revision cases. Methods: We measured BMC in 10 human pelvis specimens retrieved from post mortem. We created standardized defects behind inserted acetabular components and compared the ash weights of the removed bone to the corresponding BMC measurements. Results: We found a good correlation between the BMC differences measured and the corresponding ash weights. Interpretation: We conclude that DEXA can detect even small defects in the bone adjacent to the cup. Copyright

Original languageEnglish
JournalActa Orthopaedica
Volume77
Issue number2
Pages (from-to)209-217
Number of pages9
ISSN1745-3674
DOIs
Publication statusPublished - 1 Apr 2006
Externally publishedYes

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