Table 1.

Diagnostic criteria for post-EVAR surgery[11]

Types	Cause of perigraft flow
I	Inadequate seal at proximal end of endograft
	Inadequate seal at distal end of endograft
	Inadequate seal at iliac occlude plug
II	Flow from visceral vessel (LA, IMA, accessory renal, and hypogastric) without attachment site connection
III	Flow from module disconnection
	Flow from fabric disruption
IV	Flow from porous fabric (<30 days after graft placement)

EVAR: Endovascular aneurysm repair; LA: Lumbar artery; IMA: Inferior mesenteric artery.