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
A 2 year old child is brought by parents with history of seizures and developmental delay. He has multiple hypopigmented macules over the back. What is the most probable diagnosis – 
Select and explain. 
A. Neurofibromatosis type 1, B. Tuberous sclerosis, C. Sturge weber's syndrome, D. Linear Sebaceous nevus syndrome
B: Tuberous sclerosis
Answer: B: Tuberous sclerosis 
Explanation: History of seizures and multiple hypopigmented macules over the back (ash leap patch) suggest the diagnosis of tuberous sclerosis.
Criteria for diagnosing tuberous sclerosis 

Criteria for diagnosis of tuberous sclerosis complex have been revised.
The features have been divided into major features and minor features : -


Definitive diagnosis ---> Either 2 major features or 1 major plus 2 minor features.
Probable diagnosis --> 1 Major plus 1 minor features
Possible diagnosis      -->        1 Major feature or 2 or more minor features