EntityQ5145979· pop 11· linked from 45 articlescollateral circulationSign in to savealternate blood flow around a blockageConnectionsliverEntitymyocardial infarctionEntitycirculatory systemEntitysurgeryEntityblood vesselEntitythumbEntityhemorrhoidEntityliver cirrhosisEntityglaucomaEntityretinaEntityischemiaEntityMedical Subject HeadingsEntitychoroidEntityhepatic portal veinEntitycircle of WillisEntityaqueous humourEntityanastomosisEntityportal hypertensionEntitycommon iliac arteryEntitymoya moya diseaseEntityCategoriesAngiologyFault tolerance