Related Experiment Video
Updated: Jun 25, 2026
03:27
The Role of Indocyanine Green Fluorescence in Complex Laparoscopic Cholecystectomy Navigation
Published on: January 31, 2025
Courvoisier's gallbladder: law or sign?
J Edward F Fitzgerald1, Matthew J White, Dileep N Lobo
1Division of Gastrointestinal Surgery, Nottingham Digestive Diseases Centre Biomedical Research Unit, Nottingham University Hospitals, Queen's Medical Centre, Nottingham, NG7 2UH, UK.
World Journal of Surgery
|February 5, 2009
Summary
Courvoisier's observations on gallbladder distension in jaundice are often misunderstood. True Courvoisier's sign relates to gallbladder distension from non-stone bile duct obstruction, not gallstones.
Area of Science:
- Hepatobiliary Medicine
- Gastroenterology
- Clinical Diagnostics
Background:
- Courvoisier's "law" regarding gallbladder distension in jaundice has been a long-standing medical teaching since 1890.
- This study critically reviews the original observations versus modern interpretations of Courvoisier's sign.
- Misconceptions surrounding Courvoisier's sign are examined in light of contemporary evidence.
Discussion:
- Courvoisier's original work did not describe a "law" but observed that gallbladder distension was rare with gallstone obstruction.
- The classic explanation involves gallbladder fibrosis from recurrent gallstone-induced infections, leading to shrinkage.
- Conversely, non-stone obstructions, particularly malignant ones, cause chronic pressure buildup, leading to gallbladder distension.
Key Insights:
- Gallbladder distension in jaundice is more indicative of malignant obstruction than gallstone obstruction.
- Experimental data suggest gallbladder distensibility is similar regardless of pathology, highlighting chronicity as the key factor.
- Intermittent obstruction from gallstones typically does not create the sustained pressure needed for significant gallbladder distension.
Outlook:
- Revisiting Courvoisier's original findings can clarify the clinical utility of this sign.
- Accurate understanding of Courvoisier's sign can improve diagnostic accuracy in patients with jaundice and palpable gallbladder.
- This research aims to restore the intended clinical application of Courvoisier's observations.
Related Concept Videos
01:17Gallbladder
The gallbladder is a small, pear-shaped organ that plays a crucial role in our digestive system. Measuring about 10 cm in length, it is comparable in size to a kiwi fruit and is located in a hollow area on the lower surface of the liver. The gallbladder's primary function is to store and concentrate bile, a fluid produced by the liver that aids in digestion.
The gallbladder's anatomy consists of three regions: the fundus, body, and neck. Extending from the neck, the cystic duct joins the common...
The gallbladder's anatomy consists of three regions: the fundus, body, and neck. Extending from the neck, the cystic duct joins the common...
01:20Cholecystitis
Cholecystitis is inflammation of the gallbladder, most commonly caused by obstruction of the cystic duct. This blockage prevents bile from draining, leading to gallbladder distension, inflammation, and potentially serious complications. This condition may present acutely or chronically and can happen with or without gallstones.EtiologyAbout 95% of cholecystitis cases are calculous, caused by gallstones blocking the cystic duct, leading to bile accumulation and inflammation of the gallbladder...
01:26Diseases of the Liver and Gallbladder
Liver and gallbladder diseases are a significant health concern, with prominent conditions including cirrhosis, hepatitis, non-alcoholic fatty liver disease (NAFLD), and gallstones. Jaundice is a common manifestation of liver and biliary disease.
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not related to...
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not related to...
01:17Gross Anatomy of the Liver
The liver, the largest gland within the human body, is a firm and reddish-brown organ. This wedge-shaped structure weighs approximately 1.5 kg and occupies a significant portion of the right hypochondriac and epigastric regions. It extends more to the right of the body's midline than to the left.
Located under the diaphragm, the liver is almost entirely ensconced within the rib cage, providing it with substantial protection. Except for the superior most bare area, the liver's surface is covered...
Located under the diaphragm, the liver is almost entirely ensconced within the rib cage, providing it with substantial protection. Except for the superior most bare area, the liver's surface is covered...
01:19Bile
Bile is a crucial bodily fluid, characterized by its yellow-green color and alkaline nature. Produced in the liver, it is transported through the common hepatic duct into either the cystic duct, leading to the gallbladder, or directly into the common bile duct. The flow of bile is regulated by the sphincter of Oddi located at the entrance of the duodenum. When this sphincter is closed, bile is redirected to the gallbladder for storage and concentration.
Bile is released when dietary fats enter...
Bile is released when dietary fats enter...