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: Medicine
[{'content': 'The following are components of Kawasaki disease, except: \nSelect and explain. \nA. Purulent conjunctivitis, B. Pedal edema, C. Truncal rash, D. Pharyngeal congestion', 'role': 'user'}, {'content': "Answer: A \nExplanation: Kawasaki disease is associated with bilateral non purulent conjunctival injection. Pedal edema, Truncal rash and Pharyngeal congestion are all features of Kawasaki disease. Ref: Nelson's Book of Pediatrics 17th Edition, Page 824; Essential Pediatrics, O.P.Ghai, 6th edition, Chapter 21, Page 586.", 'role': 'assistant'}]