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: Radiology
Earliest sign of increased intracranial tension is 
Select and explain. 
A. Silver beaten appearance, B. Erosion of dorsum sella, C. Suture diastasis, D. J shaped sella
B: Erosion of dorsum sella
Answer: B: Erosion of dorsum sella 
Explanation: Adults - Erosion of dorsum sella.
Children - Suture diastasis.