OARSI initiative to develop classification criteria for early-stage symptomatic knee OA (EsSKOA) : What conditions should be considered in the differential diagnosis of EsSKOA?
Objective: Classification criteria for early-stage symptomatic knee osteoarthritis (EsSKOA) should discriminate individuals with EsSKOA from those with other causes of knee symptoms. We sought to identify conditions in the differential diagnosis of EsSKOA in adults with knee symptoms. Design: We conducted an online survey of clinicians. Those consulting monthly on at least five people with undiagn