Biliary tree
From Ganfyd
| Biliary tree | |
|---|---|
 | |
| System: | Biliary Tree |
| Function: | Bile secretion |
| Origin: | Liver (hepatocytes) |
| Branches: | Left hepatic, right hepatic and cystic ducts |
| Insertion: | Bile papilla of duodenum |
| Arterial supply: | Hepatic artery and its branch cystic artery |
| Venous drainage: | Cystic vein and portal vein |
| Lymphatic drainage: | Hepatic glands including the cystic gland |
| Innervation: | |
| Vertebral levels: | |
| Search for Bile duct in Gray's. | |
Posterior view of liver and gallbladder. Legend: 1. Left hepatic duct; 2.Right hepatic duct; 3. Common hepatic duct; 4. Cystic duct; 5. Bile duct
Normal common bile duct diameter between 5-8mm. Allowance for a larger diameter is sometimes accepted in older patients.[1] The diameter of the duct may increase or decrease following cholecystectomy, but the change is generally not significant.[2][3]
References
- ↑ Daradkeh S, Tarawneh E, Al-Hadidy A. Factors affecting common bile duct diameter. Hepato-gastroenterology. 2005 Nov-Dec; 52(66):1659-61.
- ↑ Wedmann B, Börsch G, Coenen C, Paassen A. Effect of cholecystectomy on common bile duct diameters: a longitudinal prospective ultrasonographic study. Journal of clinical ultrasound : JCU. 1988 Nov-Dec; 16(9):619-24.
- ↑ Feng B, Song Q. Does the common bile duct dilate after cholecystectomy? Sonographic evaluation in 234 patients. AJR. American journal of roentgenology. 1995 Oct; 165(4):859-61.
