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
Calcification of basal ganglia is seen in A/E: 
Select and explain. 
A. Berry's aneurysm, B. Cysticercosis, C. Idiopathic hyperparathroidism, D. Wilson's disease
D: Wilson's disease
Answer: D: Wilson's disease 
Explanation: D i.e. Wilson's disease