This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Pathology
[{'content': "A 63-year-old chronic alcoholic presents with weight loss, anorexia, and abdominal pain radiating to the back. Physical examination indicates a palpably enlarged gallbladder, and laboratory studies demonstrate conjugated hyperbilirubinemia. Computed tomography demonstrates a mass in the head of the pancreas. Which of the following is associated with the diagnosis of pancreatic adenocarcinoma? \nSelect and explain. \nA. Asterixis, B. Gallstone ileus, C. Murphy sign, D. Trousseau's syndrome", 'role': 'user'}, {'content': "Answer: D \nExplanation: Trousseau's syndrome/Migratory thrombophlebitis, is associated with carcinoma of the pancreas. -Asterixis is a flapping tremor associated with hepatic encephalopathy. -Gallstone ileus is a complication of cholelithiasis when the gallstone erodes through the gallbladder into the adjacent small bowel. -Murphy sign is associated with acute cholecystitis.", 'role': 'assistant'}]