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
Glioma of the optic nerve is usually – 
Select and explain. 
A. Gemistocytic, B. Pilocytic, C. Fibrillary, D. Lamellar
B: Pilocytic
Answer: B: Pilocytic 
Explanation: Optic nerve glioma

Optic nerve glioma, also referred to as juvenile pilocytic astrocytoma, is the most frequent tumour of the optic nerve in childhood.
It is a developmental hamartoma.
It is either stationary or only slowly progressive.
Tumour may arise in any portion of the nerve →


Intraorbital,
Intracanalicular
Intracranial