Treatment for subtrochanteric fracture and subsequent nonunion in an adult patient with osteopetrosis: A case report and review of the literature

Figure 1 X-ray and three-dimensional reconstructive computed tomography of the patient after injury. A: Antero-posterior radiograph of the pelvis showing increased bone density of pelvic bones and bilateral femurs, thickened cortical bone, and narrowed bone marrow canal; B and C: Antero-posterior and lateral preoperative radiographs of the left subtrochanteric fracture; D: 3D reconstructive computed tomography of the left subtrochanteric fracture showed discontinuous cortical bone of the left proximal femur, and separation and displacement of the bone fragments.