ABSTRACT
ObjectiveTo identify the reasons of missed diagnosis with ankle sprains by analyzing OAR in order to guide the rational use of OAR.MethodsOutpatient with sprained ankles were recruited from the surgical clinic in Sichuan Luzhou Medical College from Mar.2005 to Mar.2010.OAR was used for clinical diagnosis of ankle sprains.The accuracy of OAR diagnosis was examined within 24 h and at 15 d by X-ray.ResultsIn the 105 cases of ankle sprain,16 cases was diagnosed of fractures by OAR.X-ray results showed I case of missed diagnosis,with the rate of missed diagnosis of 6.2％.While both OAR and X-ray diagnosed 21 cases in 50 patients with sprained foot fractures,with a rate of missed diagnosis of 0.Conclusion OAR diagnosis for ankle sprains and fractures has high success rate although with the possibility of missed diagnosis which needs attention clinically.