Table 3. Correlation of the prevalence of each vascular complication in acute pancreatitis with the severity determined by the MRSI.
| Peripancreatic vascular involvement | AP type (based on MRSI) | R | ||
|---|---|---|---|---|
| Mild (N=141) | Moderate (N=134) | Severe (N=26) | ||
| Splenic arterial arteritis, % [n] | 3.5 [5] | 26.9 [36] | 73.1 [19] | 0.456# |
| Splenic vein phlebitis, % [n] | 4.3 [6] | 33.6 [45] | 92.3 [24] | 0.532# |
| Portal vein phlebitis, % [n] | 3.5 [5] | 31.3 [42] | 76.9 [20] | 0.487# |
| Mesenteric superior vein phlebitis, % [n] | 2.1 [3] | 23.1 [31] | 46.2 [12] | 0.377# |
| Splenic vein thrombosis, % [n] | 0 | 9.7 [13] | 53.8 [14] | 0.435# |
| Portal vein thrombosis, % [n] | 0 | 8.2 [11] | 42.3 [11] | 0.365# |
| Mesenteric superior venous thrombosis, % [n] | 0 | 6.0 [8] | 34.6 [9] | 0.343# |
| Portal hypertension/varices, % [n] | 0 | 9.7 [13] | 53.8 [14] | 0.435# |
| Pseudoaneurysm, % [n] | 0 | 1.5 [2] | 11.5 [3] | 0.213& |
During the hospital stay, two patients died due to permanent organ dysfunction. All other patients recovered well after treatment. #, P<0.001; &, P=0.007. AP, acute pancreatitis; MRSI, MR severity index.