Myositis ossificans - arm

Case contributed by Angela Byrne
Diagnosis probable

Patient Data

Age: 16 years
Gender: Male
x-ray
Download
Info

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

mri
Coronal
STIR
Coronal
T1
Coronal
T1 C+
Download
Info

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

x-ray
Download
Info

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

Case Discussion

Findings are in keeping with myositis ossificans.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

:

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.