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: Medicine
Opsoclonus as a paraneoplastic manifestation is most commonly seen in 
Select and explain. 
A. Renal cell carcinoma, B. Colon cancer, C. Hepatocellular cancer, D. Neuroblastoma
D: Neuroblastoma
Answer: D: Neuroblastoma 
Explanation: Opsoclonus affects children more frequently than adults. Screening for occult neuroblastoma is necessary in all patients with opsoclonus.