This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: CNS infections, Subject name: Pediatrics
[{'content': 'In a small child diagnosed with H. influenzae meningitis, what investigation must be done before discharging him from the hospital? \nSelect and explain. \nA. BERA, B. MRI, C. CT scan, D. X-ray skull', 'role': 'user'}, {'content': 'Answer: A \nExplanation: - Sensorineural hearing loss is the most common sequelae of bacterial meningitis, - It is a result of cochlear infection and occurs in as many as 30% of patients with pneumococcal meningitis, 10% with meningococcal, and 5-20% of those with H. influenzae type b meningitis. - So hearing evaluation with BERA should be done in all cases of bacterial meningitis before or soon after discharge from the hospital.', 'role': 'assistant'}]