静脉胆道造影是20世纪50年代初应用于临床,近些年胆道造影结合CT扫描引起国内学者广泛关注。静脉胆道造影CT对肝内、外胆管的显影时间已有报道[1],但未讨论胆囊的显影时间。国内大部分学者[2～5]均于注射胆影葡胺后30、60、90min开始扫描。但通过我们的观察此时绝大部分胆囊尚 Intravenous cholangiography is the clinical application in the early 1950s, in recent years, combined with CT scan of cholangiography caused widespread concern of domestic scholars. Intravenous cholangiography CT of the intrahepatic and extrahepatic bile duct imaging time has been reported [1], but did not discuss the gallbladder development time. Most domestic scholars [2 ~ 5] were injected ganciclovir 30,60,90 min after the start of the scan. But most of the gallbladder is still through our observation at this time