1. Primary Sclerosing Cholangitis: Diagnosis, Prognosis, and Management
Siddharth Singh, Jayant A. Talwalkar 
Clinical Gastroenterology and Hepatology 
Volume 11, Issue 8, Pages (August 2013)
DOI: /j.cgh
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2. Figure 1
Typical cholangiographic findings of PSC. (A) MRCP showing multiple strictures and dilatations of the biliary tree, affecting the intrahepatic and extrahepatic biliary tree. (B) ERCP with typical findings of pruning and beaded appearance of the biliary tree.
Clinical Gastroenterology and Hepatology  , DOI: ( /j.cgh )
Copyright © 2013 AGA Institute Terms and Conditions

3. Figure 2
(A) Classic onion-skin fibrosis, causing obliteration of the bile ducts in PSC. (B) Ductopenia, without onion-skinning fibrosis in small-duct PSC.
Photographs courtesy of Thomas Smyrk, MD, Department of Pathology, Mayo Clinic, Rochester, MN.
Clinical Gastroenterology and Hepatology  , DOI: ( /j.cgh )
Copyright © 2013 AGA Institute Terms and Conditions