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    Primary biliary cholangitis (PBC) treatment response was 55% with ursodeoxycholic acid (UDCA), comparable between isolated PBC and overlap syndrome (OS). Cirrhosis at diagnosis significantly lowered UDCA effectiveness, impacting patient outcomes.

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    Area of Science:

    • Hepatology
    • Autoimmune Liver Diseases
    • Clinical Research

    Background:

    • Primary biliary cholangitis (PBC) is a progressive autoimmune liver disease.
    • Ursodeoxycholic acid (UDCA) is the primary medical treatment for PBC.
    • Overlap syndrome (OS) involves concurrent PBC and autoimmune hepatitis.

    Purpose of the Study:

    • To evaluate therapeutic characteristics and disease progression in PBC patients.
    • To compare PBC patients with and without overlap syndrome (OS).
    • To identify factors influencing treatment response in PBC.

    Main Methods:

    • Retrospective analysis of 1999-2013 patient records from Monastir hospital.
    • Inclusion of 46 patients diagnosed with PBC.
    • Comparison of treatment outcomes between isolated PBC, OS, and cirrhotic patients.

    Main Results:

    • A 55% overall response rate to UDCA after a median 50-month follow-up.
    • Similar UDCA response rates in isolated PBC and OS groups.
    • Lower UDCA response in cirrhotic patients (40%) versus non-cirrhotic (65%).

    Conclusions:

    • Cirrhosis at PBC diagnosis is frequent and may reduce UDCA treatment efficacy.
    • Therapeutic and evolving aspects are similar between isolated PBC and OS.
    • Early diagnosis and management of PBC are crucial to prevent cirrhosis and improve outcomes.