301: Gallbladder empyema
302: Gangrenous acalculous cholecystitis
303: Gallbladder wall thickening secondary to hepatitis
304: Acute cholecystitis - US and Nuclear Medicine
305: Cholelithiasis and choledocholithiasis
306: Hemorrhagic cholecystitis and cholelithiasis
307: Gallbladder sludge with hereditary spherocytosis
308: Adenomyomatosis
309: Gallbladder papillomas
310: Carcinoma of the gallbladder with liver metastases
311: Gallbladder carcinoma
312: Postcholecystectomy fluid
313: Posttraumatic biliary tract strictures
314: Posttraumatic intrahepatic biloma
315: Biliary tract obstruction from metastatic CA
316: Intra- and extrahepatic biliary obstruction from CA
317: Percutaneous biliary drainage, acute biliary sepsis
318: Percutaneous biliary drainage for palliation
319: Portal venous gas vs biliary tract gas