Characterization of acute-on-chronic liver diseases: A multicenter prospective cohort study.

World J Hepatol

Department of Infectious Disease, Institute of Biomedical Research, Regulatory Mechanism and Targeted Therapy for Liver Cancer Shiyan Key Laboratory, Hubei provincial Clinical Research Center for Precise Diagnosis and Treatment of Liver Cancer, Taihe Hospital, Hubei University of Medicine, Shiyan 442000, Hubei Province, China.

Published: May 2024

AI Article Synopsis

  • Acute-on-chronic liver disease (AoCLD) is a major cause of hospitalization in hepatology, prompting a study to better understand its characteristics for diagnosis and prognosis.
  • A total of 3,375 patients were analyzed, highlighting that liver cirrhosis acute decompensation (LC-AD) is the most common type, with hepatitis B virus (HBV) being the leading cause of chronic liver disease.
  • The study revealed high mortality rates associated with AoCLD subtypes, emphasizing that bacterial infections are significant precipitating factors and that timely medical intervention is crucial for improving patient outcomes.

Article Abstract

Background: Acute-on-chronic liver disease (AoCLD) accounts for the majority of patients hospitalized in the Department of Hepatology or Infectious Diseases.

Aim: To explore the characterization of AoCLD to provide theoretical guidance for the accurate diagnosis and prognosis of AoCLD.

Methods: Patients with AoCLD from the Chinese Acute-on-Chronic Liver Failure (ACLF) study cohort were included in this study. The clinical characteristics and outcomes, and the 90-d survival rate associated with each clinical type of AoCLD were analyzed, using the Kaplan-Meier method and the log-rank test.

Results: A total of 3375 patients with AoCLD were enrolled, including 1679 (49.7%) patients with liver cirrhosis acute decompensation (LC-AD), 850 (25.2%) patients with ACLF, 577 (17.1%) patients with chronic hepatitis acute exacerbation (CHAE), and 269 (8.0%) patients with liver cirrhosis active phase (LC-A). The most common cause of chronic liver disease (CLD) was HBV infection (71.4%). The most common precipitants of AoCLD was bacterial infection (22.8%). The 90-d mortality rates of each clinical subtype of AoCLD were 43.4% (232/535) for type-C ACLF, 36.0% (36/100) for type-B ACLF, 27.0% (58/215) for type-A ACLF, 9.0% (151/1679) for LC-AD, 3.0% (8/269) for LC-A, and 1.2% (7/577) for CHAE.

Conclusion: HBV infection is the main cause of CLD, and bacterial infection is the main precipitant of AoCLD. The most common clinical type of AoCLD is LC-AD. Early diagnosis and timely intervention are needed to reduce the mortality of patients with LC-AD or ACLF.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11135262PMC
http://dx.doi.org/10.4254/wjh.v16.i5.809DOI Listing

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