Hemorrhagic pancreatic pseudocysts caused by erosion of the superior mesenteric artery

: The authors report a case of hemorrhage for upper mesenteric artery erosion secondary to a pancreatic pseudocyst. After a review of literature data they outline the possible causes regarding the hemorrhagic event in course of pseudocyst and the modalities it happens. They finally underline the importance of a precocious diagnosis concerning the hemorrhage kind and seat through selective angiography, for an opportune and rational surgical management.