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: Pediatrics
[{'content': 'MC complication of chickenpox in children – \nSelect and explain. \nA. Encephalitis, B. Sec. bacterial infection, C. Pneumonia, D. Otitis media', 'role': 'user'}, {'content': "Answer: B \nExplanation: The most common infectious complication of varicella is a secondary bacterial superinfection of the skin, which is usually caused by Streptococcus pyogenes or Staphylococcus aureus.\nThe most common extracutaneous site of involvement in children is CNS → Meningitis, Encephalitis, cerebellar, ataxia, Reye's syndrome\nVaricella pneumonia is the most serious complication following chickenpox in adults.", 'role': 'assistant'}]