Collaborative Hypertext of Radiology

periosteal reaction patterns

        pattern                 most indicative of
        -------                 ------------------

        buttressing             eosinophilic granuloma

        laminated               Ewing sarcoma 
          or hair-on-end

        Codman triangle         osteo- or chondrosarcoma
          or sunburst

(per Resnick)

Charles E. Kahn, Jr., MD - 2 February 1995
Last updated: 1 October 2013