Dislocation After Total Hip Arthroplasty

Sep 6, 2017 by in ORTHOPEDIC Comments Off on Dislocation After Total Hip Arthroplasty

Fig. 8.1 Preoperative AP hip demonstrating left hip AVN with secondary degenerative changes prior to undergoing total hip arthroplasty He subsequently underwent a cementless left total hip arthroplasty (THA) and…

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Complications of Metal-on-Metal Bearings

Sep 6, 2017 by in ORTHOPEDIC Comments Off on Complications of Metal-on-Metal Bearings

Fig. 15.1 An anteroposterior (AP) radiograph of the right hip revealed a metal-on-metal THA with a DePuy ASR acetabular component , and a Corail stem Epidemiology: The Nature of the Problem Metal-on-metal THAs…

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Heterotopic Ossification

Sep 6, 2017 by in ORTHOPEDIC Comments Off on Heterotopic Ossification

Fig. 21.1 (a) AP radiograph, (b) frog leg lateral radiograph, (c) cross-table lateral radiograph of right-hip bipolar arthroplasty with Brooker IV heterotopic ossification Fig. 21.2 Axial CT cut at the…

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Implant Breakage

Sep 6, 2017 by in ORTHOPEDIC Comments Off on Implant Breakage

Fig. 20.1 AP and lateral radiographs of the right hip and femur demonstrating a fractured modular, bi-body stem with associated periprosthetic femur fracture . Note the severe proximal femoral bone…

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Aseptic Implant Loosening

Sep 6, 2017 by in ORTHOPEDIC Comments Off on Aseptic Implant Loosening

Fig. 18.1 Anteroposterior (AP) view of the pelvis (a) as well as AP view of the left hip (b) and cross-table lateral X-ray of the left hip (c) demonstrate a…

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Evaluation of the Painful Total Hip Arthroplasty

Sep 6, 2017 by in ORTHOPEDIC Comments Off on Evaluation of the Painful Total Hip Arthroplasty

Fig. 7.1 Anteroposterior pelvis (a) and cross-table lateral hip (b) radiographs demonstrating a cementless total hip arthroplasty without signs of radiographic loosening. The acetabular component is in approximately 60° of…

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Wear and Osteolysis of Polyethylene Bearings

Sep 6, 2017 by in ORTHOPEDIC Comments Off on Wear and Osteolysis of Polyethylene Bearings

Fig. 13.1 Case example (preoperative AP radiograph) Epidemiology Osteolysis and component loosening have been identified among the most common mechanisms for late total hip arthroplasty (THA) failure [1]. During normal…

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