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: Surgery
Polycystic kidney may be associated with cyst in all the sites except 
Select and explain. 
A. Lung, B. Liver, C. Pancreas, D. Brain
D: Brain
Answer: D: Brain 
Explanation: In brain it will give rise to aneurysms due to hyertension.