Scapholunate dissociation

Case contributed by Dr Andrew Dixon

Presentation

Wrist pain after a fall

Patient Data

Age: 30 years
Gender: Male
X-ray

There is an intra-articular radial styloid fracture. Importantly, there is widening of the scapholunate distance (Terry Thomas sign) consistent with scapholunate dissociation

CT

There is an intra-articular radial styloid fracture. Importantly, there is widening of the scapholunate distance (Terry Thomas sign) consistent with scapholunate dissociation

Case Discussion

This represents a surgically significant ligamentous injury.

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