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Published on: September 30, 2021
Covert hepatic encephalopathy is associated with aggressive disease progression and poor survival in patients with
Jian Wang1, Ming Jie Deng1, Pei Mei Shi1
1Department of Gastroenterology, Changzheng Hospital, Naval Medical University, Shanghai, China.
Insights
Covert hepatic encephalopathy (CHE) in liver cirrhosis patients is linked to worse disease progression and lower survival rates. Early detection of CHE is crucial for predicting poor outcomes in these individuals.
Area of Science:
- Hepatology
- Gastroenterology
- Clinical Medicine
Background:
- Covert hepatic encephalopathy (CHE) negatively impacts quality of life and increases overt hepatic encephalopathy (OHE) risk in cirrhosis patients.
- The long-term prognostic implications of CHE in cirrhosis remain under investigation.
Purpose of the Study:
- To investigate the association between CHE and disease progression, including ascites exacerbation and portal vein thrombosis (PVT).
- To explore the impact of CHE on overall survival in patients with liver cirrhosis.
Main Methods:
- A single-center prospective study involving 132 hospitalized cirrhosis patients.
- Diagnosis of CHE was performed using the validated Chinese standardized psychometric hepatic encephalopathy score.
- Average follow-up duration was approximately 45 months.
Main Results:
- CHE was identified in 35.61% of patients.
- CHE was associated with a higher risk of OHE, ascites exacerbation, and PVT.
- Patients with CHE exhibited significantly lower survival rates and CHE was an independent predictor of mortality.
Conclusions:
- CHE is significantly associated with disease progression in cirrhosis patients.
- CHE serves as an independent predictor of poor prognosis and reduced survival in liver cirrhosis.
Objectives:
Covert hepatic encephalopathy (CHE) negatively affects the health-related quality of life and increases the risk of overt HE (OHE) in patients with liver cirrhosis. However, the impact of CHE on long-term patient outcomes remains controversial. This study aimed to explore the association between CHE and disease progression and survival among cirrhotic patients.
Methods:
This was a single-center prospective study that enrolled 132 hospitalized patients with cirrhosis, with an average follow-up period of 45.02 ± 23.06 months. CHE was diagnosed using the validated Chinese standardized psychometric hepatic encephalopathy score.
Results:
CHE was detected in 35.61% cirrhotic patients. During the follow-up, patients with CHE had a higher risk of developing OHE (log-rank 5.840, P = 0.016), exacerbation of ascites (log-rank 4.789, P = 0.029), and portal vein thrombosis (PVT) (log-rank 8.738, P = 0.003). Cox multivariate regression analyses revealed that CHE was independently associated with the occurrence of OHE, exacerbation of ascites, and PVT. Furthermore, patients with progression of cirrhosis were more likely to be diagnosed as CHE (log-rank 4.462, P = 0.035). At the end of the follow-up, patients with CHE had a lower survival rate compared to those without CHE (log-rank 8.151, P = 0.004). CHE diagnosis (hazard ratio 2.530, P = 0.008), together with elder age and higher Child-Pugh score, were risk factors for impaired survival in cirrhotic patients.
Conclusion:
CHE is associated with disease progression and poor survival in patients with cirrhosis, indicating that CHE may serve as an independent predictor of poor prognosis among these patients.
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