Application and validation of a new histologic staging and grading system for primary biliary cirrhosis.


BACKGROUND We proposed a new grading and staging system for primary biliary cirrhosis (PBC), which takes into account the degree of both chronic cholangitis activity (CA) and hepatitic activity (HA) for grading disease activity and that of fibrosis, bile duct loss, and chronic cholestasis for staging. In this study, we validated our new system. METHODS… (More)
DOI: 10.1097/MCG.0b013e31827234e4


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