Penn Orthopaedics surgeon Charles L. Nelson, MD, summarizes the physiology, pathology and surgical management of hip and knee injuries, disorders and post-surgical sequelae in this comprehensive overview of lower-extremity joint pain.

Related Links

• View Clinical Briefing: Patellofemoral Replacement Surgery
• View Case Study: Severe patellofemoral arthritis in both knees requiring patellofemoral surgery
• View Dr Nelson's profile