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: Pathology
Which of the following is not seen in Tuberous sclerosis ? 
Select and explain. 
A. Shagreen patch, B. Adenoma sebacecum, C. McCollon Plaques, D. Depigmented nevi
C: McCollon Plaques
Answer: C: McCollon Plaques 
Explanation: Ans. is 'c' i.e., McCollon Plaques