A Percutaneous Transhepatic Biliary Drainage is a percutaneous therapeutic procedure which leads to the drainage of the obstructed bile duct system. PTBD to aid in the treatment of jaundice if no other option is preferable. The drainage of the bile ducts is performed with a small plastic catheter. The catheter is placed internally across the narrowed duct, having an external end connected to a drainage bag. The catheter is secured to the skin with sutures.