This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Most common Complication of TIPSS procedure \nSelect and explain. \nA. Heart failure, B. Hepatic Encephalopathy, C. Thrombosis, D. Recurrent Variceal bleed', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Since systemic blood is shunted toxins ( NH3) travel to brain\ncausing encephalopathy. Hence TIPSS is contra indicated in\nencephalopathy patients.', 'role': 'assistant'}]