Extrahepatic Autoimmune Disease in People With Primary Biliary Cholangitis: Nationwide Occurrence and Relation to Outcome.
BACKGROUND AND AIM Primary biliary cholangitis (PBC) is associated with several extrahepatic autoimmune diseases (EHAIDs), but reliable prevalence estimates are scarce. We determined the occurrence of EHAIDs in a nationwide population with PBC and their association with outcome. METHODS The retrospective Dutch PBC Co...