Fibromuscular dysplasia - involving renal arteries with aneurysm formation

Case contributed by Henry Knipe
Diagnosis certain

Presentation

Follow-up post left nephrectomy.

Patient Data

Age: 60 years
Gender: Female

The right renal artery has a "string of beads" appearance consistent with fibromuscular dysplasia. There is a large aneurysm arising from a superior branch. Left nephrectomy. 

Case Discussion

Fibromuscular dysplasia (FMD) is the most common cause of renal artery aneurysms. Approximately 40% of patients with FMD develop a renal artery aneurysm, although renal artery aneurysms themselves are considered a rare entity. 

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.