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Bile

Bile

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...

Gallbladder

Gallbladder

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...

Endoscopic Procedures V: ERCP

Endoscopic Procedures V: ERCP

Endoscopic Retrograde Cholangiopancreatography (ERCP) is a diagnostic procedure that combines endoscopy and fluoroscopy to diagnose and treat conditions related to the bile ducts, pancreatic ducts, and gallbladder. This procedure is beneficial for identifying and addressing blockages, gallstones, strictures, and tumors within the biliary or pancreatic systems. ERCP is both diagnostic and therapeutic, offering the ability to visualize and treat identified problems in one session.
Patient...

Cholecystitis

Cholecystitis

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...

Hepatic Drug Excretion: Influencing Factors

Hepatic Drug Excretion: Influencing Factors

The biliary system of the liver, crucial for bile secretion and drug excretion, comprises intrahepatic bile ducts that merge to form the common hepatic duct. This duct, carrying hepatic bile, combines with the cystic duct, draining the gallbladder and forming the common bile duct, which empties into the duodenum. Bile, produced by hepatic cells lining the bile canaliculi, is composed primarily of water, bile salts, pigments, electrolytes, and lesser amounts of cholesterol and fatty acids. Bile...

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Related Experiment Video

Updated: Jun 15, 2026

Laparoscopic Common Bile Duct Exploration Followed by Primary Suture Using a Modified Bile Duct Incision

Laparoscopic Common Bile Duct Exploration Followed by Primary Suture Using a Modified Bile Duct Incision

Published on: May 2, 2025

The common bile duct: size, course, relations.

Dana Blidaru¹, M Blidaru, C Pop

¹Department of Anatomy and Embryology, Faculty of Medicine, Iuliu Hatieganu University of Medicine and Pharmacy, Cluj-Napoca, Romania. danadoc1@yahoo.com

Romanian Journal of Morphology and Embryology = Revue Roumaine De Morphologie Et Embryologie

|March 2, 2010

Summary

Anatomical variations in the common bile duct are crucial for surgeons and anatomists. This study examined these peculiarities in adult cadavers and fetuses to improve surgical safety.

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Laparoscopic Common Bile Duct Exploration in Patients with a Previous History of Biliary Tract Surgery

Laparoscopic Common Bile Duct Exploration in Patients with a Previous History of Biliary Tract Surgery

Published on: February 10, 2023

Related Experiment Videos

Last Updated: Jun 15, 2026

Laparoscopic Common Bile Duct Exploration Followed by Primary Suture Using a Modified Bile Duct Incision

Laparoscopic Common Bile Duct Exploration Followed by Primary Suture Using a Modified Bile Duct Incision

Published on: May 2, 2025

Laparoscopic Common Bile Duct Exploration in Patients with a Previous History of Biliary Tract Surgery

Laparoscopic Common Bile Duct Exploration in Patients with a Previous History of Biliary Tract Surgery

Published on: February 10, 2023

Area of Science:

Anatomy
Surgical Anatomy
Embryology

Background:

The common bile duct (CBD) exhibits significant anatomical variations.
These variations can impact surgical procedures involving the gallbladder, pancreas, and duodenum.
Understanding CBD anatomy is vital for preventing intraoperative complications.

Purpose of the Study:

To investigate and document the anatomical peculiarities of the common bile duct.
To provide valuable anatomical data for surgeons and anatomists.
To enhance the safety and precision of surgeries related to the biliary system, pancreas, and duodenum.

Main Methods:

Anatomical analysis of 150 adult corpses (both sexes).
Examination of 22 human fetuses.
Data collection focused on CBD size, course, and relations.

Main Results:

Detailed documentation of common bile duct anatomical variations.
Identification of specific peculiarities in size, course, and surrounding structures.
Comparative analysis between adult and fetal common bile duct anatomy.

Conclusions:

Anatomical peculiarities of the common bile duct require careful consideration in surgical planning.
Awareness of these variations can reduce surgical risks and improve patient outcomes.
This study contributes essential anatomical knowledge for medical professionals.