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': 'Most common presentation of neuroblastoma is ? \nSelect and explain. \nA. Lytic lesion in skull with suture diasthesis, B. Lung metastasis, C. Renal invasion, D. Secondaries in brain', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Lytic lesions in skull, with sutural diastasis Most frequent site of metastasis from nueroblastoma is bone : where metastasis occurs very early. Lytic lesions in skull and sutural diastasis are manifestations of bony metastasis to skull, and hence the earliest feature, amongst the options in the questions.", 'role': 'assistant'}]