IMPORTANT: We currently have a number of bugs related to image cropping and are actively trying to resolve them. In the meantime, we have disabled cropping. Apologies for any inconvenience. Stay informed: radiopaedia.org/chat

Pigmented villonodular synovitis - foot

Case contributed by The Radswiki
Diagnosis certain

Presentation

Left foot swelling.

Patient Data

Age: Adult

Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.

A soft tissue opacity is seen at the anteromedial aspect of the left foot.

Soft tissue lesion is noted mainly at the anteromedial aspect of the ankle with erosion of underlying tarsal bones. It shows low signal intensity on T1 and STIR.

Intraoperative photo

Photo

Intraoperative photo.

Case Discussion

MR images demonstrate Pigmented villonodular synovitis (PVNS) involving the ankle and foot. 

These images are from Dr. John Hunter's amazing MSK collection. Dr. John Hunter is a professor in the department of radiology (musculoskeletal section) at UC Davis School of Medicine.

This case was donated to Radiopaedia.org by Radswiki.net.

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.