This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Childhood tumors, Subject name: Pediatrics
Neuroblastoma in children is characterized by all except 
Select and explain. 
A. Proptosis, B. Hypeension, C. Hepatomegaly, D. Cafe au lait spots
D: Cafe au lait spots
Answer: D: Cafe au lait spots 
Explanation: Neuroblastomas are the most common tumor of early childhood. It generally occurs in children < 5 years of age. The adrenal medulla is the typical site for a neuroblastoma. Neuroblastomas tend to metastasize widely and early. Hepatic metastasis presents as hepatomegaly. Orbits are other frequent sites of metastasis leads to proptosis, periorbital swelling/ecchymosis.