Gas in the portal vein.. Thrombosis of superior mesenteric artery. Haemorrhagic pancreatitis

Gas in the portal vein seen in all the following EXCEPT:
A- Pneumatosis coli. (Intramural cystic gas collections due to gas forming bacteria)
B- Liver embolization therapy
C- Necrotizing enterocolitis True
D- Thrombosis of superior mesenteric artery. True
E- Haemorrhagic pancreatitis... True