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(A) An axial fast spin echo MR image demonstrates a large volume of synovial fluid extending anteriorly with a thin synovial lining (white arrow) and (B) a coronal MAVRIC MR image shows distension of the pseudocapsule with a thin synovial lining (white arrowhead) in a patient who had a hip resurfacing revised for a malpositioned cup (anteversion 30.1°). The ALVAL score was 3, total linear wear rate (TLWR) 30.6 μm/year, and total volumetric wear rate (TVWR) 8.2 mm3/year.
