Biliary stent to relieve malignant biliaryobstruction - Color Ultrasound
Title: Color Ultrasound - Biliary stent to relieve malignant biliaryobstruction
Diagnosis: Biliary stent to relieve malignant biliaryobstruction
Author: Dr.ROSSET Antoine
Comment: Dr. KHAN Haleem
Chapter: Liver & Spleen
Clinical Presentation: Pancreatic head carcinoma andjaundice.
Comment: Sonography allows the followup of intrabiliary stentingfor
non-resectable pancreatic carcinoma or cholangiocarcinoma.Biliary tract dilatation is an
indirect sign of stentdysfunction.
Description: The biliary stent is situated in the common bile ductand is seen as a
hyperechoic serrated tubular structure. Itsrelationship to the tumoral mass and the hilar
vascular structuresare demonstrated. CT reveals the stent as a dense and highyreflective
structure. Right hepatic lobe metastasis is also notedas well as intrahepatic biliary
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