This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Congenital CNS malformations, Subject name: Pediatrics
[{'content': 'Premature closure of which of the following sutures can cause dolichocephaly? \nSelect and explain. \nA. Sagittal suture, B. Coronal suture, C. Metopic suture., D. Frontozygomatic suture', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The most common form of craniosynostosis is premature closure of the sagittal suture, giving a scaphocephalic (boat-shaped) or dolicocephalic head. Premature closure of the coronal suture leads to a brachycephaly.', 'role': 'assistant'}]