This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: CNS Tumors, Subject name: Surgery
All of the following are true about hemangioblastoma except? 
Select and explain. 
A. Most common primary intra-axial tumor in the adult posterior fossa, B. Solid or cystic with a mural nodule, C. Polycythemia due to increased erythropoietin production, D. Premalignant condition
D: Premalignant condition
Answer: D: Premalignant condition 
Explanation: Hemangioblastoma - MC primary intra- axial tumor in the adult posterior fossa - Occur almost exclusively in the posterior fossa (cerebellum) - Solid or cystic with a mural nodule - May occur sporadically, and 20% of cases may be associated with von Hippel-Lindau disease (hemangioblastomas, retinal angiomas, RCC, pheochromocytoma, renal and pancreatic cysts). - It is a benign tumor - Present with Polycythemia due to increased erythropoietin production