This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epilepsy, Subject name: Pediatrics
[{'content': 'In a premature baby with convulsion after 2 days of bih, first investigation to be done is: \nSelect and explain. \nA. Transcranial USG, B. MRI, C. Skull radiography, D. CT skull', 'role': 'user'}, {'content': 'Answer: A \nExplanation: - Intracranial hemorrhage can be a common cause for seizures in a preterm neonate, - It can be picked up easily on a transcranial USG through the open anterior fontanelle.', 'role': 'assistant'}]