Book excerpt: Orthopaedic Knowledge Update 13 brings you a comprehensive synthesis of the latest clinical thinking and best practices across all orthopaedic specialty areas. Backed by clinical research, informed by practical experience, and rigorously edited by specialty thought leaders, OKU 13 is the most up-to-date resource available anywhere for delivering high-quality orthopaedic patient care today. Keep pace with the rapidly changing body of orthopaedic knowledge and clinical practice with OKU’s objective and balanced coverage.