The purposes of this book is to give an overview of controversies that orthopaedic surgeons might have to consider when carrying out all levels of hip surgery.Contributions cover such important paediatric problems such as developmental dysplasia of the hip, Perthes disease, slipped capital femoral epiphysis and hip problems associated with neurological diseases. Traumatic conditions of the hip, including acetabular fractures and femoral neck fractures are covered in detail. Considerable emphasis is given to the field of both primarily and revision total hip replacement, with special emphasis on the difference which occur in Europe and North America. Like every other aspect of hip disease, the field of total hip anthroplasty is continuously changing to improve both the quality and durability of the clinical result. Finally, post-operative complications and their avoidance are covered, particularly in the fields of deep vein thrombosis prophylaxis and management of the infected total hip arhtroplasty. The contributions in this volume are from an international array of experts in the field of hip surgery.