1. 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 (February 1984)
DOI: /S (12)
Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

2. 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  , DOI: ( /S (12) )
Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

3. 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  , DOI: ( /S (12) )
Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

4. Fig. 3
Intraoperative photograph of cystadenoma of common hepatic duct (arrow). Cholecystectomy had been performed.
Mayo Clinic Proceedings  , DOI: ( /S (12) )
Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions

5. Fig. 4
Postoperative cholangiogram through transanastomotic stent, showing patent hepaticojejunostomy with contrast material in nondilated common bile duct (arrow).
Mayo Clinic Proceedings  , DOI: ( /S (12) )
Copyright © 1984 Mayo Foundation for Medical Education and Research Terms and Conditions