Synovial osteochondromatosis of the shoulder joint

Case contributed by Dr Ali Nourian


Chronic left shoulder pain

Patient Data

Age: 40
Gender: Female

The left shoulder shows multiple, juxtarticular, rounded calcifications which are similar in size and shape.

Multiple T1 and PD hypointense loose bodies are noted in the subscapular recess/subcoradoid bursa of the glenohumeral joint capsule, as well as within the synovial sheath of the long head of the biceps tendon, consistent with synovial osteochondromatosis.

Mild joint effusion.

Case Discussion

Synovial chondromatosis is a benign condition characterized by synovial proliferation and metaplasia, with development of cartilaginous or osteocartilaginous nodules within a joint, bursa or tendon sheath.

The differential diagnosis of primary synovial chondromatosis includes:


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Case information

rID: 56302
Published: 25th Oct 2017
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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