This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Burns, Subject name: Surgery
[{'content': 'Falsely elevated haemoglobin is seen in? \nSelect and explain. \nA. Chronic renal failure, B. Burns, C. Paroxysmal nocturnal haemoglobinuria, D. Paroxysmal cold haemoglobinuria', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Burns result in Hemoconcentration - Relative polycythemia Chronic renal failure -| Epo | Hb', 'role': 'assistant'}]