Cholesterol gallstones are generally treated through surgical removal of the gallbladder. Gallstones are a common cause of inflammation of the gallbladder, called cholecystitis. Cholecystectomy is a common treatment of symptomatic gallstones and other gallbladder conditions. The cholesterol contained in bile will occasionally accrete into lumps in the gallbladder, forming gallstones. A blockage of the gallbladder or cystic duct may cause cholecystitis. He then had his gallbladder and polyps on his pancreas removed. A gallstone is a stone formed within the gallbladder out of bile components. The muscle fibres here contract to expel bile from the gallbladder. The radiopharmaceutical then goes into the bile ducts, the gallbladder, and the intestines. All deer have a liver without a gallbladder. A cholecystectomy is a procedure in which the gallbladder is removed. Removal of the gallbladder (cholecystectomy) is the recommended treatment. Cholecystitis occurs when the gallbladder becomes inflamed. Shortly after he was suffering from inflammation of his gallbladder. Ultrasonography or computed tomography often shows an immobile, enlarged gallbladder.