This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Pediatrics
Which is not seen in tuberous sclerosis? 
Select and explain. 
A. Astrocytoma, B. Ependymoma, C. White matter lesions, D. Subpendymal nodules
B: Ependymoma
Answer: B: Ependymoma 
Explanation: Tuberous sclerosis characterized by angiofibroma,astrocytoma,subependymal lesion and white matter lesion. Ref : Ghai essential of pediatrics, eighth edition, p.no:586