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: Medicine
Cause of hypopituitarism are all , except - 
Select and explain. 
A. Cancer breast, B. Cancer bronchus, C. Chromophilic adenoma, D. Acidophilic tumour
D: Acidophilic tumour
Answer: D: Acidophilic tumour 
Explanation: None