“…Over the past two decades, it has become an accepted modality for assessing occult fractures of the femoral neck [2,5,8,18,21] and staging osteonecrosis of the femoral head [3,15,23]. More recently, it has emerged as a modality for the assessment of hip deformity [1,12], articular cartilage disease [9,11,14], acetabular labral pathology [4,6,10,19,20], inflammatory or infectious disease [13,16], and reactions to metal-on-metal THAs [7].…”