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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f34_51_35632

©2013 UpToDate ® Print Email Magnetic resonance image: Avascular necrosis of the hip (Legg-Calvé-Perthes disease) T1-weighted coronal MR of the pelvis demonstrates lack of signal in the left capital femoral epiphysis compared with the right (arrow). Fragmentation is present. Note that the overlying synovial cartilage is maintained, as is the joint space. Courtesy of the Department of Diagnostic Imaging, Texas Children's Hospital.