Would you anticoagulate an SMV thrombosis caused by malignant obstruction in the setting of metastatic colorectal cancer?  

Superior Mesenteric Vein Thrombosis is a rare phenomenon, within the category of Splanchnic thrombosis. While portal vein thrombosis is most often associated with cirrhosis (though also seen in many patients without cirrhosis), SMV thrombosis is more commonly seen in the context of either local prov...