Additional file 1: Figure S1. Distribution of radiological signs in patients with definite non-occlusive mesenteric ischemia. The Venn’s diagram was drawn from the 48 patients with definite non-occlusive mesenteric ischemia displaying at least one of the three most specific radiological signs. Table S1. Characteristics of patients who had CT-scan without further explorations. Table S2. Determinants of abnormal radiological signs in patients with definite non-occlusive mesenteric ischemia (n = 75).