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': 'Bulging anterior fontanel is/are seen in – \nSelect and explain. \nA. Rickets, B. CMV infection, C. Tetracycline therapy, D. All of these', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Bulging anterior fontanel \n\nThe fontanel is normally flat or slightly depressed relative to the frontal and parietal bones and is pulsatile.\nBulging fontanel is a reliable sign of raised ICT during infancy.\nThe pulsations may disappear when fontanel becomes tense due to marked elevation of ICT.', 'role': 'assistant'}]