Fig. 4From: Pathogenic mechanisms of intestinal pneumatosis and portal venous gas: should patients with these conditions be operated immediately?Microscopic findings of case 1. a IP and wall-damaged vessel (arrow) existed simultaneously at the submucosa that fell into necrotic change (Elastica van Gieson + HE). b, c IP that might have moved into the vessel from the submucosa (Elastica van Gieson)Back to article page