GRADE	Expert agreement
Recommendation 27
In patients with symptoms and radiological features of vasculitis, referral to an expert in the treatment of vasculitis is indicated before proceeding to ER.	1D	83%
Recommendation 28
Revascularization to prevent occurrence of AMI in asymptomatic patients with significant stenosis/occlusion of all three mesenteric vessels should only be performed after carefully weighing the risks and benefits of treatment, given the low level of evidence.	2D	83%
Recommendation 29
In asymptomatic patients with significant stenosis/occlusion of 2 or more mesenteric vessels who need to undergo major abdominal surgery with potential ligation of collateral circulation, endovascular intervention may be considered to prevent occurrence of AMI.	2D	74%