Fig. 18From: Postoperative radiograph of the hip arthroplasty: what the radiologist should know a AP radiograph, 4 months postoperatively. Cemented (hybrid) total hip arthroplasty after revision with acetabular fixation screws. Normal postoperative findings. b AP radiograph of the same patient, 5 months postoperatively. Periprosthetic lucencies in Gruen zone 5/6 (arrows) and more discrete in Gruen zone 2 (arrowhead): proven case of infectionBack to article page