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': 'Early cause of death due to burns is : \nSelect and explain. \nA. Shock, B. Infection, C. Haemorrhage, D. Diabetes', 'role': 'user'}, {'content': "Answer: A \nExplanation: The main causes of early death ( shock and inhalation injury. The Prognostic Burn Index is the sum of the patient's age and percentage of full thickness or deep paial thickness burn. An additional 20% moality is added if inhalation injury is present. The Prognostic Burn Index is most useful at the extremes of age. Ref : Nemer J.A. (2013). Chapter 37. Disorders Related to Environmental Emergencies. In M.A. Papadakis, S.J. McPhee, M.W. Rabow, T.G. Berger (Eds),CURRENT Medical Diagnosis & Treatment 2014.", 'role': 'assistant'}]