A PTC catheter is a drainage catheter that is placed during a percutaneous transhepatic cholangiography (PTC) procedure. Some key points about PTC catheters:- They are used for percutaneous transhepatic biliary drainage (PTBD), which is done to relieve obstruction and drain bile externally.- The cat

Percutaneous transhepatic cholangiography (PTC) is a procedure that can be performed to evaluate the cause of obstructive jaundice. Some key points about PTC for obstructive jaundice:- It involves inserting a thin needle through the skin into the liver to access the bile ducts. Contrast dye is injec