This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumors, Subject name: Pathology
[{'content': 'Orbital metastasis is common in : \nSelect and explain. \nA. Melanoma, B. Neuroblastoma, C. Hypernephroma, D. Hepatoma', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' Neuroblastoma Neuroblastoma have a predilection for metastasis to skull especially orbits.This causes -Proptosis &Periorbital ecchymosisAbout rest of the optionsMelanoma - Metastasis commonly occurs in lymph nodes.Hypernephroma - Metastasis commonly goes to lung*Hepatoma - Metastasis commonly goes to lung*Some important questions on neuroblastomaMost common abdominal tumor in children *Most common presentation * is abdominal mass (65%)Most common site of metastasis* - skull boneMost common age of presentation * - children <2yrsSpontaneous regression is seen *", 'role': 'assistant'}]