Fig. 2
a, b. The roentgenograms of the right forearm showing hyperostosis with periosteal reaction in the diaphysis （arrows）
c, d. The axial and longitundinal reconstructive CT images of the right ulna
Fig. 2
a, b. The roentgenograms of the right forearm showing hyperostosis with periosteal reaction in the diaphysis （arrows）
c, d. The axial and longitundinal reconstructive CT images of the right ulna