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': 'A 3 year old child suffers from burn injury with the following body pas involved: face including scalp, both buttocks and circumferentially around both thighs. How much is TBSA involved? \nSelect and explain. \nA. 0.25, B. 0.26, C. 0.35, D. 0.45', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans is 'c' i.e. 0.35 Using Modified Lund-Browder cha: Area Percentage Face 8.5 Scalp 8.5 Both buttocks 2.5 + 2.5 = 5 Both thighs circumferentially 3.25 x 2 + 3.5 x 2 = 13 Total body surface area 35", 'role': 'assistant'}]