A multicenter reliability study of extremity-magnetic resonance imaging in the longitudinal evaluation of rheumatoid arthritis

Philip G Conaghan, Bo Ejbjerg, Marissa Lassere, Paul Bird, Charles Peterfy, Paul Emery, Fiona McQueen, Espen Haavardsholm, Philip O'Connor, John Edmonds, Harry Genant, Mikkel Østergaard

    25 Citationer (Scopus)

    Abstract

    There are limited data on the reliability of extremity magnetic resonance imaging (E-MRI) in the longitudinal evaluation of rheumatoid arthritis (RA). Our aim was to assess the interreader reliability of the OMERACT RA MRI score in the assessment of change in disease activity and bone erosion scores using 0.2 T E-MRI hand and wrist images from 2 timepoints, evaluated by 3 readers at different international centers. The intraclass correlation coefficients and smallest detectable difference results for the change scores were generally good for erosions and synovitis, but were not acceptable for bone edema. Overall, E-MRI demonstrated ability to detect change comparable to that reported for high-field MRI for erosion and synovitis.
    Udgivelsesdato: 2007-Apr
    OriginalsprogEngelsk
    TidsskriftJournal of Rheumatology
    Vol/bind34
    Udgave nummer4
    Sider (fra-til)857-8
    Antal sider1
    ISSN0315-162X
    StatusUdgivet - 2007

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