What is cholecystography?
Oral cholecystography is a radiological procedure used to visualize the gallbladder and biliary channels, developed in 1924 by American surgeons Evarts Ambrose Graham and Warren Henry Cole.
What is the purpose of cholecystography?
A cholecystogram is an x-ray procedure used to help evaluate the gallbladder. For the procedure, a special diet is consumed prior to the test and contrast tablets are also swallowed to help visualize the gallbladder on x-ray.
Which agent is mainly used for cholecystography?
Cholecystography and cholangiography The most widely used agents have been iopanoic acid and sodium or calcium iopodate; tyropanoate and iocetamic acid have also been used.
What is intravenous cholecystography?
The intravenous cholangiogram or IVC is a radiologic (x-ray) procedure that is used primarily to look at the larger bile ducts within the liver and the bile ducts outside the liver. The procedure can be used to locate gallstones within these bile ducts.
What is a oral cholecystography?
An oral cholecystogram is an X-ray examination of your gallbladder. Your gallbladder is an organ located in the upper right-hand side of your abdominal cavity, just underneath your liver. It stores bile, a fluid produced by your liver that aids in digestion and absorption of fats from your diet.
How do you do cholecystography?
The night before the procedure, eat a light, low-fat meal such as soup and salad. Several hours after the night meal, take the pills your provider provided. Take one pill every 5 minutes until they are gone. The dye in these pills will outline the gallbladder on the x-rays.
How is cholecystography performed?
In oral cholecystography, the dye is ingested, absorbed by the intestine, and concentrated by the gallbladder, which normally appears well opacified in the X ray. Abnormalities (e.g., gallstones) may be demonstrated by radiolucent areas.
What is the difference between cholangiogram and cholangiography?
Cholangiography is performed to identify patency of the bile ducts and is necessary if the diagnosis is uncertain. Usually, an intraoperative cholangiogram is performed so that if EHBA is diagnosed, it is possible to proceed to hepatoportoenterostomy.
How is an ERCP procedure done?
A thin tube is inserted through the endoscope to the main bile duct entering the duodenum. Dye is then injected into this bile duct and/or the pancreatic duct and x-ray films are taken. The patient lies on his or her left side and then turns onto the stomach to allow complete visualization of the ducts.
What is the contraindication of the oral Cholecystography?
It has been frequently stated that cholecystography is contraindicated in liver disease with jaundice, for one cannot determine whether the failure of visualization is due to liver or to gall-bladder disease.
How do you do Cholecystography?
What is the contraindication of the oral cholecystography?
What are the common indications for an OCG?
The following conditions are all gallbladder diseases.
