This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Which of the following is the most serious organ involvement in amyloidosis \nSelect and explain. \nA. Cardiac tissue, B. Renal tissue, C. Splenic tissue, D. Hepatic tissue', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ref Robbins 8/e p254;9/e p261 Amyloidosis of the kidney is the most common and potentially the most serious form of organ involvement', 'role': 'assistant'}]