Volume 6 - Pelvic Ring and Hip Approaches to the hip and acetabulum (P Koch, R Ganz, JW Mast, M Beck, H Notzli, S Nazarian, DL Fernandez, KA Siebenrock, B Isler, M Weber, F Hefti) Hip dislocation and femoral head fractures (M Bircher) Fractures of the femoral neck (A Alho) Intertrochanteric osteotomy for nonunion of the femoral neck (RK Marti, EL Raaymakers) Trochanteric and subtrochanteric fractures (I Kempf) Acetabular fractures (G Zinghi, A Moroni) Fractures and dislocations of the pelvic ring (T Pohlemann, A G<sup>TMnsslen, H Tscherne) Proximal femoral and pelvic fracture in children (A Kaelin, D Ceroni) Dysplasia dislocation of the hip: conservative treatment and open reduction (A Dimeglio, D Moukoko) Pelvic osteotomies in the treatment of congenital dislocation and subluxation of the hip (developmental dysplasia of the hip: DDH) (TL Vizkelety, G Szoc;ke, JA Fixsen) Acetabuloplasties and shelf operations (G Bollini, M Jacquemier, JL Jouve) Chiari osteotomy of the hip (W Schw<sup>TMgerl, P Zenz) The Bernese periacetabular osteotomy (M Weber, R Ganz) Legg-Calve-Perthes disease (A Catterall) Slipped capital femoral epiphysis (H Carlioz, P Mary) Hip deformity in cerebral palsy (JU Baumann, R Brunner) Congenital proximal femoral deficiency (JA Fixsen, FP Monsell) Femoral neck lengthening osteotomy (FNLO) (EW Morscher, F Hefti, CC Hasler) Classification of total hip arthroplasties (THA) (J Witvoet) The Exeter cementing technique for the femur (M Fagan, G Gie, G Heyse-Moore, AJC Lee, RSM Ling, AJ Timperley) Tribology of hip joint replacement (L Sedel) Dislocations of total hip prostheses (D Huten, J Vidil, J Duparc) Cement removal from the femoral cavity (B Bradnock) The cementless total hip arthroplasty (G Scheller, L Jani) Total hip replacement in congenital hip disease (G Hartofilakidis, T Karachalios) Total hip arthroplasty for ankylosed hips (M Kerboull, L Kerboull, M Hamadouche) Classification and treatment methods of acetabular deficiencies (EW Morscher, R Elke, B Berli) Acetabular reconstruction with impacted bone grafting and cement (TJJH Slooff, BW Schreurs, JWM Gardeniers, P Buma) Acetabular revision with armature, allografts and cemented prosthesis (M Kerboull, L Kerboull) Femoral revision with impaction cancellous allografting (G Gie, RSM Ling, J Timperley) Revision total hip replacement: transfemoral approach and noncemented implantation (H Wagner, M Wagner) Revision of failed femoral prostheses: transfemoral approach and cementless distally-locked stem (C Picault, P Vives) The infected hip prosthesis (A Lortat-Jacob) Hip joint resection (A Lortat-Jacob) Arthrodesis of the hip (A Lortat-Jacob) Osteotomies of the upper femur: varisation, valgisation, derotation (ME Muller) Osteonecrosis of the femoral head (P Gallinaro, A Masse) Resection of periacetabular tumours (Segment II) and reconstruction (R Kotz, R Windhager) Resection of ischiopubic tumors (pelvic region 3) (N Fabbri, M Mercuri, M Campanacci) Hip rotationplasty (W Winkelmann) Hip disarticulation (R Baumgartner) Hemipelvectomy (hindquarter amputation) (W Winkelmann) Resection and reconstruction in proximal femoral malignancies (F Langlais) Hip arthroscopy (RN Villar, A Arora) Soft tissue coverage of trochanteric and sacral sores (C Oberlin, C Touam, N Ameur, P Greant, A Bhatia)