out of 72 major pancreatic demolitions ( cephalic duodenopancreatectomy or subtotal pancreatectomy from rt to lt ) there were vascular difficulties on 26 occasions ( 36 % ) , of which 15 were in existence prior to development of the neoplasia ( anomalies of rise and course of peripancreatic vessels , stenosis/obliteration of the common hepatic artery in pancreatic head or periampullary tumours ) and 11 due to tumoral growth ( direct involvement of the mesenteric-portal tract , the hepatic artery and the superior mesenteric artery ) .
C0030274
pancreatic
C0227579
pancreatic head