Surgical techniques and outcomes of difficult total hip replacements: A challenge in a low-income country

Figure 1 Radiographic images illustrating the various pathologies. A: Sequela of epiphysiolysis of the right hip; B: Sequela of right Legg-Calvé-Perthes disease; C: Post-traumatic left coxarthrosis following a fracture of the acetabular roof; D: Bilateral ankylosis of the hip.

Figure 2 Disarthrodesis-prosthesis. A: Evidence of fusion of the femoral head in the acetabulum, after osteotomy of the neck; B: Milling of the head; C: Placement of the prosthetic acetabulum; D: Posterior.

Figure 3 Acetabular reconstruction. A: Kerboull support ring; B: Bürch-Schneider anti-protrusion cage.

Figure 4 Postel Merle d'Aubigné score distribution before and after surgery. PMA: Postel Merle d'Aubigné.