Aneurysmal bone cyst of the proximal femur

Case contributed by Craig Hacking
Diagnosis almost certain

Patient Data

Age: 20 years
Gender: Female

Well defined expansile lytic lesion in the intertrochanteric proximal femur extending into the lesser trochanter, which is grossly expanded. The is no sclerotic margin. Two surgical clips are adjacent to the lesion, indicating the site of previous biopsy.

Case Discussion

This lesion has features of an aneurysmal bone cyst, which it was proven to be.

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.