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Intestinal dysfunction in liver cirrhosis: Its role in spontaneous bacterial peritonitis
A Ramachandran1, K A Balasubramanian
1The Wellcome Trust Research Laboratory, Department of Gastrointestinal Sciences, Christian Medical College and Hospital, Vellore, India.
Abstract:
Spontaneous bacterial peritonitis is a common illness in patients with cirrhosis and ascites that occurs without any apparent focus of infection. Bacterial translocation plays an important role in spontaneous bacterial peritonitis and it is evident from a variety of studies that the gut is a major source of this bacteria. Gut motility alterations, along with bacterial overgrowth and changes in intestinal permeability, probably play a role in this bacterial translocation. The present review looks at the role of the intestine in spontaneous bacterial peritonitis induced by liver cirrhosis and the factors influencing bacterial translocation in this disease.
Insights
Spontaneous bacterial peritonitis in cirrhosis patients stems from gut bacteria. This review explores how gut issues like motility, overgrowth, and permeability drive bacterial translocation, leading to infection.
Area of Science:
- Gastroenterology and Hepatology
- Infectious Diseases
Background:
- Spontaneous bacterial peritonitis (SBP) is a frequent complication in patients with cirrhosis and ascites.
- SBP occurs without an identifiable source of infection, suggesting an endogenous origin.
- Bacterial translocation from the gut is recognized as a key mechanism in SBP pathogenesis.
Purpose of the Study:
- To review the critical role of the intestine in the development of spontaneous bacterial peritonitis in liver cirrhosis.
- To identify and discuss factors influencing bacterial translocation in cirrhotic patients.
Main Methods:
- Literature review of studies investigating the gut's role in SBP.
- Analysis of factors contributing to bacterial translocation, including gut motility, bacterial overgrowth, and intestinal permeability.
Main Results:
- The gut is a primary source of bacteria implicated in spontaneous bacterial peritonitis.
- Alterations in gut motility, bacterial overgrowth, and increased intestinal permeability are significant contributors to bacterial translocation.
Conclusions:
- The intestine plays a pivotal role in the pathogenesis of spontaneous bacterial peritonitis in cirrhosis.
- Understanding factors influencing bacterial translocation is crucial for managing and potentially preventing SBP in liver disease.