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DOES DEDICATED EXTREMITY MRI RELIABLY DETECT RA BONE EROSIONS?

April 26, 2017bone detect erosions extremity MRI RA reliably

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DOES DEDICATED EXTREMITY MRI RELIABLY DETECT RA BONE EROSIONS?

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A COMPARISON WITH HIGH RESOLUTION CT A. Duer 1, B. Ejbjerg 2, E. Albrecht-Beste 3, A. Vestergaard 3, U. Møller Døhn 4, M.L. Hetland 4, M. Østergaard 5 1Rheumatology, Copenhagen University Hospital and King Christian Xth Hospital of Rheumatic Diseases, Hvidovre and Graasten, 2Rheumatology, Copenhagen University Hospital, Herlev, 3Radiology, 4Rheumatology, Copenhagen University Hospital, Hvidovre, 5Rheumatology, Copenhagen University Hospital, Hvidovre and Herlev, Denmark Objectives: With computed tomography (CT) as the reference method, to determine whether bone erosions in rheumatoid arthritis (RA) wrist joints detected with two different dedicated extremity magnetic resonance units (E-MRI) and conventional radiography (CR), represent true erosive changes. Methods: 20 RA patients (17 females, median 55 years, range 32-74) and 5 healthy controls (3 females, median 35 years, range 25-59) underwent, within 2 weeks, two MRI, a CR and a CT examination of the wrist of one hand. The 2 E-MRI u