Bennett fracture

Case contributed by Dai Roberts
Diagnosis almost certain

Presentation

Fall off mountain bike. Tender thumb base. ?fracture

Patient Data

Age: 25 years
x-ray

Displaced 2 part intra-articular fracture of the 1st metacarpal base, with a smaller volar fragment and subluxation of the 1st CMCJ.  The fracture configuration is in keeping with a Bennett fracture. 

Case Discussion

A Bennett fracture is a 2 part 1st metacarpal fracture (thumb), whereas a Rolando fracture is a 3 part fracture.  A description of the fracture should accompany any classification, to prevent any misunderstanding.  

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.