What causes intrahepatic duct dilatation?

HG Dilated bile ducts are usually caused by an obstruction of the biliary tree, which can be due to stones, tumors (usually of either the papilla of Vater or the pancreas), benign strictures (due to chronic pancreatitis or primary sclerosing cholangitis), benign stenosis of the papilla (ie, papillary stenosis), or a …

What does intrahepatic ductal dilatation mean?

Congenital or primary intrahepatic bile duct (IHBD) dilatation is a rare disorder with symptoms of abdominal pain and hepatomegaly that usually presents in childhood and adolescence. Recurrent cholangitis, liver abscesses, septicemia, and biliary cirrhosis may result secondary to biliary sludge and hepatolithiasis.

What are intrahepatic and extrahepatic ducts?

Intrahepatic cholangiocarcinomas derive from the small bile ducts located proximally to the right and left hepatic ducts. Extrahepatic bile duct carcinomas originate in the right or left hepatic duct, the cystic duct, or the choledochal duct. Tumors located at the bifurcation are called Klatskin tumors.

Is the common hepatic duct intrahepatic or extrahepatic?

The extrahepatic bile ducts are outside the liver. The extrahepatic ducts include the part of the right and left hepatic ducts that are outside the liver, the common hepatic duct and the common bile duct.

Are dilated bile ducts serious?

If the patient does not have clinical signs or concerning laboratory test results but does have risk factors for nonobstructive dilation such as age over 60, previous cholecystectomy, or opioid use, then the dilation is likely benign, and further investigation is not warranted.

What does intrahepatic mean?

Medical Definition of intrahepatic : situated or occurring within or originating in the liver intrahepatic cholestasis.

What does extrahepatic biliary dilatation mean?

Extrahepatic Cholestasis Ultrasonography can reveal both intrahepatic and extrahepatic biliary dilatation. It is a sensitive imaging modality for the detection of cholelithiasis (gallstones) and is often the initial procedure of choice for imaging jaundiced patients.

What does extrahepatic mean in medical terms?

(EK-struh-heh-PA-tik) Located or occurring outside the liver.

What is mild intra and extrahepatic biliary ductal dilatation?

What is mild intra and extrahepatic biliary ductal dilatation? Widened biliary duct: This term comes from the radiologist and GI doctors who look for a dilated biliary duct as evidence of obstruction or blockage of the biliary duct. Th… Read More Ask U.S. doctors your own question and get educational, text answers — it’s anonymous and free!

What causes a dilated bile duct?

a history of gallstones

What do dilated intrahepatic bile ducts indicate?

– light-colored stools. – dark urine. – jaundice (yellowish eyes or skin) – itching. – pain in the upper right side of the abdomen. – nausea. – vomiting. – weight loss.

What are the symptoms of a dilated bile duct?

your skin or the whites of your eyes turn yellow ( jaundice ),you may also have itchy skin,darker pee and paler poo than usual