Fig. 1From: TKA in the treatment of bilateral dysplasia epiphysealis hemimelica (Trevor’s Disease) of the knee in a 50-year-old man: a case reportPreoperative plain radiographs. a Anteroposterior radiographs of the full lower extremities. b Lateral and anteroposterior radiographs of the left knee. The medial femoral condyle is significantly larger than the lateral side. A very large defect as noticed beneath the medial epiphysis of the distal femur (arrow), and several loose bodies were scattered around the medial epiphysis (circle). c Anteroposterior radiographs and lateral radiograph of the right knee, which showed similar characteristics as the left knee. d Patella axis radiographs of both kneesBack to article page