ERCP (Endoscopic retrograde cholangio Pancreaticogram) is a procedure which helps the doctor
will introduce endoscopic tube via oral cavity and visualise your bile duct. It aids the doctor in taking a biopsy and inserting a stent to reduce
jaundice. PTBD (Percutaneous Transhepatic Biliary Drainage) is a therapeutic procedure that leads to drainage of the obstructed bile
duct. PTBD is done under fluoroscopy and ultrasound guidance. It is used in hilar cholangiocarcinoma to reduce jaundice to facilitate
surgery.