Presentation
Bilateral hand stiffness, pain and locking, cause?
Patient Data
Age: 55 years
Gender: Male
From the case:
Small bony element at the radioulnar joint


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No previous imaging is available for comparison.
Small well corticated ossific density at the distal radioulnar joint.
Imaging features may represent an accessory ossicle (small bony element at the radioulnar joint).
Differential diagnosis would include a previous fracture non-union at this site.
Case Discussion
Accessory ossicles are common throughout the carpus.