Endoleak - type Ib

Case contributed by Maxime St-Amant
Diagnosis certain


Follow-up post aorto-iliac endograft

Patient Data

Age: 75 years
Gender: Male

CT-scan shows a significant leak of contrast material within the aneurysmal sac in this patient with aorto-iliac endograft for an abdominal aortic aneurysm. The findings are compatible with a type 1B endoleak.


Conventional aortic angiography confirms a type 1B endoleak coming from the right iliac component of the endograft.

Case Discussion

This case demonstrates the CT and angiography appearance of a leak into the aneurysmal sac through a graft defect. This represents a Type 1B endoleak.

Endoleak repair (not shown here) was successful.

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.