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
A 6 year old patient with extra cusp on maxillary central incisor is associated with all, except 
Select and explain. 
A. Mohr's syndrome, B. Sturge-Weber Syndrome, C. Rubinstein Taybi Syndrome, D. Proteus Syndrome
D: Proteus Syndrome
Answer: D: Proteus Syndrome 
Explanation: None