By Kay M Crossley (@KayMCrossley) , Joanne L Kemp (@JoanneLKemp), Charles Ratzlaff, and Ewa M Roos (@Ewa_Roos) In 2002, a randomised controlled trial (RCT) in the New England Journal of Medicine [1] made us all sit up and take note. The trial was remarkable because participants were randomised to arthroscopic debridement (including chondroplasty, removal of debris […]