Cystadenoma of the Proximal Common Hepatic Duct: The Use of Abdominal Ultrasonography and Transhepatic Cholangiography in Diagnosis  DAVID M. NAGORNEY, M.D.  Mayo Clinic Proceedings  Volume 59, Issue 2, Pages 118-121 (February 1984) DOI: 10.1016/S0025-6196(12)60245-6 Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

Fig. 1 Transverse sonogram of liver (L) at porta hepatis, demonstrating 4-cm cystic mass (black arrows) of proximal bile duct with thick internal septum (white arrow). rpv = right portal vein; d = dilated right hepatic bile duct. Mayo Clinic Proceedings 1984 59, 118-121DOI: (10.1016/S0025-6196(12)60245-6) Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

Fig. 2 Transhepatic cholangiograms. A, View demonstrating intrahepatic bile duct dilatation proximal to partially obstructing extraluminal mass of common hepatic duct (arrow). B, View showing streaming of contrast material around well-circumscribed intraluminal component of mass (arrow). Mayo Clinic Proceedings 1984 59, 118-121DOI: (10.1016/S0025-6196(12)60245-6) Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

Fig. 3 Intraoperative photograph of cystadenoma of common hepatic duct (arrow). Cholecystectomy had been performed. Mayo Clinic Proceedings 1984 59, 118-121DOI: (10.1016/S0025-6196(12)60245-6) Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

Fig. 4 Postoperative cholangiogram through transanastomotic stent, showing patent hepaticojejunostomy with contrast material in nondilated common bile duct (arrow). Mayo Clinic Proceedings 1984 59, 118-121DOI: (10.1016/S0025-6196(12)60245-6) Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions