The provider places a stent, a tubelike device that keeps the bile duct open, through a new percutaneous access (a small incision in the patient’s skin) and also places a separate drainage catheter. The procedure may include cholangiography, a radiological procedure to image the inside of the bile ducts by injecting a contrast dye into the bile ducts; imaging guidance with fluoroscopy and/or ultrasound, imaging technologies that display live images on a video monitor; widening or expanding (dilation) the ducts with a balloon catheter; and removal and/or exchange of the catheter. The procedure also includes all radiological supervision and interpretation.
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