It is a test done to evaluate a T tube that is usually put follow bile duct surgeries.
Exam Requirements
Patient lies still till the end of procedure/exam.
Instructions
Capture accurate patient information when reading request form to identify indications and contra-indications before the procedure/exam.
Method
Patient lies still on the x-ray couch bucky, the part to be x-rayed is exposed to a small dose of ionizing radiation to produce pictures/images of the inside of the body, at different angles and positions, taking into consideration the region to be examined, type of exam and size of the patient. Images of good radiographic quality are printed & given to the radiologist for reporting. Used to diagnose any abnormalities of the biliary tract post operatively, e.g. blockages after an iodinated contrast medium is injected through an in dwelling t-shaped rubber tube.
Usefulness /Advantages
This is the preferred method for treating retained biliary calculi in patients with a T-tube in situ.