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: Surgery
Which of the following is not seen in tuberous sclerosis? 
Select and explain. 
A. Giant cell astrocytoma, B. Subependymal nodule, C. White matter lesion, D. Ependymoma
D: Ependymoma
Answer: D: Ependymoma 
Explanation: Ans. d. Ependymoma