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. 2019 May 22;20:238. doi: 10.1186/s12891-019-2626-9

Fig. 3.

Fig. 3

a Preoperative anteroposterior radiograph in a 34-year-old patient who underwent total hip arthroplasty THA for severe dysplastic osteoarthritis and presented with aseptic loosening of the polyethylene cup. b Anteroposterior radiograph of the same patient 5 years postoperatively, with a trabecular metal wedge and shell