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Updated: Jun 21, 2026
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A Two-Step Method for Percutaneous Transhepatic Choledochoscopic Lithotomy
Published on: September 13, 2022
Summary
This necropsy study reveals an oriental gallstone disease pattern in Singapore, with equal sex distribution and high pigment stone rates. Opium addiction is linked to gallstones in Chinese men, suggesting it as a potential cause.
Area of Science:
- Gastroenterology
- Hepatobiliary Medicine
- Epidemiology
Background:
- Gallstone disease exhibits diverse geographical patterns.
- Understanding regional variations is crucial for public health.
- Singapore's population presents a unique demographic for studying gallstone disease.
Purpose of the Study:
- To characterize the epidemiological pattern of gallstone disease in Singapore.
- To investigate potential etiological factors, including opium addiction, in gallstone formation.
Main Methods:
- Necropsy-based retrospective study.
- Analysis of gallstone disease prevalence, composition, and associated conditions.
- Correlation analysis between opium addiction and cholelithiasis in adult males.
Main Results:
- Observed an oriental pattern: low overall frequency, equal sex distribution, high proportion of pigment stones.
- Found common choledocholithiasis (gallstones in the common bile duct) with pyogenic cholangitis (bile duct infection).
- Demonstrated a strong association between opium addiction and cholelithiasis in adult Chinese males in Singapore.
Conclusions:
- Singapore's gallstone disease aligns with oriental patterns.
- Opium abuse may be a significant etiological factor in the pathogenesis of oriental cholelithiasis.
- Further research into the mechanisms linking opium and gallstone formation is warranted.
