This volume is the fourth in the series Recent Advances in Orthopaedics, bringing orthopaedic surgeons, musculoskeletal research scientists and trainees fully up to date with the latest advances in the field.   Each chapter reviews the recent literature on changes in practice, and new techniques and technologies for the management of disorders in the different musculoskeletal subspecialties.   Topics in this new volume include spine surgery, hip and knee arthroplasty, revision joint replacement, shoulder and elbow surgery, foot and ankle surgery, robotic knee arthroplasty, and orthopaedic oncology. The final chapter discusses COVID-19 from an orthopaedic perspective.   Each chapter explains the basic science and its clinical applications, and highlights the latest developments in musculoskeletal research.   Edited by recognised, US-based experts, this resource is further enhanced by clinical images and figures.   The previous volume (9781787791183) published in 2021.