What is a percutaneous transhepatic cholangiography used for?
Percutaneous transhepatic cholangiogram (PTC) is done to evaluate and treat obstructions of the biliary tract. It is done under local anesthetic and sedation in a radiology lab. A needle is inserted through the skin of the abdomen to the bile ducts, using contrast dye and fluoroscopy or ultrasound for guidance.
What is a PTC procedure?
Percutaneous transhepatic cholangiography (PTC) is a procedure performed for diagnostic and/or therapeutic purposes by first accessing the biliary tree with a needle and then usually shortly after that with a catheter (percutaneous biliary drainage or PBD).
Why is a PTC test done?
A PTC helps your doctor find out what might be causing your symptoms. You might have this test if your doctor thinks there is a blockage in your bile ducts. A blockage in the bile ducts can cause: yellowing of your skin and whites of your eyes.
What does the medical term Transhepatic mean?
Medical Definition of transhepatic : passing through or performed by way of the bile ducts specifically : involving direct injection (as of a radiopaque medium) into the bile ducts transhepatic cholangiography.
When should a percutaneous transhepatic Cholangiogram PTC be performed?
When it is performed, PTC is most often the first part of a two-step process to relieve or treat a blockage. The PTC makes a “roadmap” of the bile ducts, which can be used to plan the treatment. After the roadmap is done, the blockage can be treated by either placing a stent or a thin tube called a drain.
What are the indications of percutaneous cholangiography?
PTC is indicated if there is an inaccessible papilla (eg, in ampullary carcinoma or duodenal obstruction from malignancy). Other indications for PTC include the management of postoperative or posttraumatic bile leakage.
How long does a PTC take?
How long does the PTC procedure take? The procedure will take approximately one hour. Some children may need to arrive may hours before the procedure to have certain lab tests performed, which will be clearly communicated to you.
How long does PTC procedure take?
What is the prefix of Transhepatic?
Transhepatic. Hepato (CF) – liver. Trans – (P) – across. -Ic (S) – pertaining to.
What is the difference between PTC and ERCP?
ERCP is the gold standard for determining the precise level and cause of obstruction. PTC adds further to ultrasound based diagnosis of obstructive jaundice particularly in proximal obstruction and in ERCP failure.