Charcot foot

Case contributed by Dr Maxime St-Amant

Presentation

R/o infection.

Patient Data

Age: 85
Gender: Female
X-ray

Extensive bone remodeling/fragmentation involving the midfoot in this patient with a poorly controlled diabetes, compatible with Charcot's joint (neuropathic arthropathy). 

Case Discussion

This location is highly suggestive of a diabetic etiology; other location are characteristic :

The best imaging clues are included in this mnemonic : 6 Ds 1

  • dense bones (subchondral sclerosis)
  • degeneration 
  • destruction of articular cartilage
  • deformity (pencil-point deformity of metatarsal heads)
  • debris (loose bodies)
  • dislocation

The main differential diagnosis is osteomyelitis and, in some cases, it can evolve as fast.

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.