Home » Classic Medicine » Surgery » endoleak


endoleak image from New Medical Terms

endoleak, aorta


A term of art referring to blood flow within an abdominal aortic aneurysm–AAA sac, but not within the endoluminal space, which is common* complication of endovascular AAA repair. Endoleaks can lead to aneurysmal enlargement and rupture and are best identified by contrast-enhanced CT. 

*Up to 15% of patients within the first month of endograft placement and up to 50% of patients over time

Images illustrate the various types of endoleak:

Type I, leak at the attachment site

Type II, leak from a branch artery

Type III, graft defect

Type IV, graft porosity.  

References http://radiographics.rsna.org/content/29/2/537/F33.expansion.html

Cleveland Clin J of Med 2013; 80:364

Leave A Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.