Gallbladder tumor is a type of gallbladder polyp, also known as a papilloma, on the surface of the gallbladder gland. This is a tumor-like or pseudotumor lesion appearing on the surface of the gallbladder mucosa. Gallbladder tumors are quite common and can occur at any age.

Biliary obstruction is a condition in which the bile ducts are blocked, causing bile to seep into the blood and cause jaundice. Biliary stenting under fluoroscopy is an advanced technique used in the diagnosis and treatment of obstructions occurring in the bile ducts.