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Published on: June 10, 2025
Prevalence and clinical significance of liver function abnormalities in patients with acute heart failure
Klaudia Vyskocilova1, Lenka Spinarova1, Jindrich Spinar2
11st Department of Internal Medicine - Cardioangiology, St. Anne's University Hospital in Brno, International Clinical Research Center and Faculty of Medicine, Masaryk University, Brno, Czech Republic.
Insights
Abnormal liver function tests (LFTs) are common in acute heart failure (AHF), affecting 76% of patients. LFT patterns correlate with AHF severity and type, aiding diagnosis and management.
Area of Science:
- Cardiology
- Hepatology
- Internal Medicine
Background:
- Cardiac dysfunction can lead to liver pathology, but its clinical significance in acute heart failure (AHF) requires further evaluation.
- Understanding liver involvement in AHF is crucial for accurate diagnosis and effective patient management.
Purpose of the Study:
- To determine the prevalence of abnormal liver function tests (LFTs) in patients with AHF.
- To identify factors associated with hepatic impairment in AHF patients.
Main Methods:
- Utilized data from the AHEAD (Acute Heart Failure Database) registry, including 1473 AHF patients.
- Analyzed baseline serum activities of LFTs and total bilirubin.
Main Results:
- 76% of AHF patients exhibited abnormal LFTs, with variations in specific enzyme elevations.
- LFT abnormalities were linked to AHF severity (e.g., left ventricular ejection fraction, NYHA class) and clinical presentation.
- Distinct LFT patterns (hepatocellular vs. cholestatic) were associated with different types of AHF and tricuspid regurgitation severity.
Conclusions:
- Characterizing LFT profiles in AHF is important for clinical management.
- Identifying typical LFT patterns can prevent unnecessary hepatic investigations and diagnostic errors in AHF patients.
Aims:
Liver pathology caused by cardiac dysfunction is relatively well recognized, however, its clinical importance has not been fully evaluated. The aim of this study was to assess the prevalence of liver function tests (LFTs) abnormalities and to identify associated factors mediating hepatic impairment in patients with acute heart failure (AHF).
Methods:
The AHEAD (Acute Heart Failure Database) registry is a database conducted in 9 university hospitals and 5 regional health care facilities in the Czech Republic. From December 2004 to October 2012, the data of 8818 patients were included. The inclusion criteria for the database followed the European guidelines for AHF. Serum activities of all LFTs and total bilirubin were available in 1473 patients at the baseline.
Results:
In patients with AHF, abnormal LFTs were seen in 76% patients (total bilirubin in 34%, γ-glutamyltransferase in 44%, alkaline phosphatase in 20%, aspartate aminotransferase in 42%, alanine aminotransferase in 35%). Patients with cardiogenic shock were more likely to have LFTs abnormalities compared to mild AHF and pulmonary oedema. LFTs abnormalities were strongly associated with AHF severity (left ventricular ejection fraction and NYHA functional class) and clinical manifestation. While hepatocellular LFTs pattern predominated in left sided forward AHF, cholestatic profile occurred mainly in bilateral and right sided AHF. Additionally, patients with moderate to severe tricuspid regurgitation had significantly higher prevalence of abnormalities in cholestatic LFTs.
Conclusions:
Defining the LFTs profile typical for AHF plays an important role in management of AHF patients, since it may avoid redundant hepatic investigations and diagnostic misinterpretations.
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