Myositis ossificans is differentiated from other reactive fibroblastic proliferations by the presence of:September 2009
Ans. C: Metaplastic boneMyositis ossificans usually develops in the athletic adolescents and young adults and follows an episode of trauma in more than 50% of cases.The lesion typically arises in the musculature of proximal extremities.It shows metaplastic bone.It should be differentiated from extraskeletal osteosarcoma.
Dysplastic bone
Dystrophic bone
Metaplastic bone
Hyperophic bone