Myositis ossificans: humerus

Case contributed by Dr Angela Byrne

Patient Data

Age: 16 years
Gender: Male
Modality: X-ray

Well circumscribed peripherally calcified lesion, separate from the underlying humerus which appears normal. 

Modality: MRI

MRI demonstrates heterogeneous signal generally isointense to that of muscle on T1, and heterogeneous high signal on T2 weighted images.

Modality: X-ray

Increased calcification and decreased size (expected evolution) one year later. 

Case Discussion

Findings are in keeping with myositis ossificans.

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Case Information

rID: 8127
Case created: 13th Jan 2010
Last edited: 3rd Oct 2015
Inclusion in quiz mode: Included

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