Magnetic resonance cholangiopancreatography. A: Magnetic resonance cholangiopancreatography (MRCP) revealed pancreatitis, cholecystolithiasis, cholecystitis, and cholangiectasis and abnormal signals that were considered to indicate muddy stone or hematocele in the common bile duct and hepatic duct; B: After treatment, MRCP showed there was little exudation in the gallbladder fossa, and bile ducts in the left liver were thickened.