Management of Late Presented Perthes Disease

A child with Perthes disease presents at or after an advanced stage of advanced fragmentation is considered a late presentation. The maximum femoral head deformation happens at the stage of advanced fragmentation. Preventive strategies are needed if the child presents before the advanced stage of fragmentation. The corrective strategies are deliberated if the child presents as a late presenter. The natural history of late presented Perthes is poorer than early presentation. Clinical features, investigation, various prognostic factors, management options and decision making of late presented Perthes disease have been revealed. Keywords: Late presented Perthes disease, Hinge abduction, Severe collapse, Extrusion, Poor prognosis