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Updated: Jul 2, 2026

Laparoscopic Common Bile Duct Exploration Followed by Primary Suture Using a Modified Bile Duct Incision
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Published on: May 2, 2025

Biliary tract microbes and common bile duct stones: current status and prospects

Chen Mengjia1, Wang Bujiang2, Chen Honghui2

  • 1Health Science Center, Ningbo University, Ningbo, China.

Frontiers in Microbiology
|July 1, 2026
PubMed

Insights

Biliary tract microbes are increasingly linked to the formation of common bile duct stones. Understanding these microorganisms may improve diagnosis and predict stone recurrence.

Area of Science:

  • Gastroenterology
  • Microbiology

Background:

  • Common bile duct stones affect 5%-30% of patients with gallstones, posing diagnostic and therapeutic challenges.
  • Traditional risk factors include abnormal bile composition and biliary dynamics, but pathogenesis remains unclear.
  • Emerging research highlights the role of biliary microbiota in stone formation.

Purpose of the Study:

  • To review the association between biliary microorganisms and common bile duct stones.
  • To discuss the mechanisms by which biliary microbes contribute to stone development.
  • To evaluate the diagnostic and predictive value of microbial markers for common bile duct stones.

Main Methods:

  • Literature review of studies investigating biliary microbiota and common bile duct stones.
  • Analysis of proposed mechanisms of microbial involvement in stone pathogenesis.
  • Evaluation of the utility of microbial markers for diagnosis and recurrence prediction.

Main Results:

  • Growing evidence links biliary tract microbes to the occurrence and development of common bile duct stones.
  • Specific microbial profiles are associated with different types of common bile duct stones.
  • Microbial markers show potential for improved diagnosis and recurrence prediction.

Conclusions:

  • Biliary microbiota play a significant role in the pathogenesis of common bile duct stones.
  • Further research into biliary microorganisms could lead to novel diagnostic and therapeutic strategies.
  • Microbial analysis may aid in personalized management of common bile duct stones.
Keywords:
biliary microbiotacommon bile duct stonesdiagnosismicrobial dysbiosispathogenesis

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