Endovascular Treatment of Aortoiliac Aneurysms With the Bell-Bottom Technique: A Systematic Review and Meta-Analysis.

The use of flared limbs could be considered a reasonable first line choice for EVAR cases with CIA ectasia as it is simpler, allows for future IBE or EIE and does not increase the risk for type Ib/III endoleak or graft occlusion. Further comparative studies with longer follow-up are needed.