This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Liver, Subject name: Surgery
[{'content': 'Multiple hepatic mets is seen in: \nSelect and explain. \nA. Ca stomach, B. Ca head of pancreas, C. Ca gall bladder, D. Peri ampullary Ca', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans: c (Ca gall bladder) Ref: Bailey, p. 1113This is the max we could get-By the time gall bladder neoplasm are discovered, most have invaded liver centrifugally and many have extended to the cyctic duct and adjacent bile duct- Robbins (father), 7th ed, p. 935TreatmentIf malignancy proved histologically from a benign gall stone disease, no further treatment needed if serosa not involved.In established cases the prognosis is poor.', 'role': 'assistant'}]