Enchondroma of the proximal humerus

Presentation

Shoulder pain, no pain within the humerus.

Patient Data

Age: 50 years
Gender: Female

·A well defined lobulated intramedullary metadiaphyseal lesion occupying the proximal humerus displaying low signal on T1, bright signal on T2, STIR. Multiple hypointense foci within the lesion that representing calcification. No infiltration of the bone cortex or extraosseous spread. the lesion measuring about 2.5 x 2.  x 5 cm.

Arthritic changes were seen involving the left acromioclavicular joint that is seen encroaching upon the subacromial space with subsequent impingement of the supraspinatus tendon displaying linear hyperintense signal in T2 WI and STIR sequence with no fibers discontinuity.

Case Discussion

The location and the signal intensity of the lesion with the calcification seen inside, all are in favor with an enchondroma.

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Case information

rID: 60960
Published: 11th Jun 2018
Last edited: 12th Jun 2018
Inclusion in quiz mode: Included

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