- Etiology: inflammatory pseudotumor of skeletal muscle due to trauma
- Imaging: zone phenomenon with center being fibroelastic, periphery being osteoblastic, rim being calcified, surrounding edema
- MRI: in early phase see peripherally isointense T1 signal and hyperintense T2 signal and enhancement corresponding to peripheral osteoid matrix, in late phase after 8 weeks see peripherally hypointense T1 signal and hypointense T2 signal and no enhancement
Radiology Cases of Myositis Ossificans
