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
All can commonly occur in a pt. who suffered decelerating injury in which pituitary stalk was damaged. Except one ? 
Select and explain. 
A. Diabetes mellitus, B. Thyroid insufficiency, C. Adrenocoical insufficiency, D. Diabetes in sipidus
A: Diabetes mellitus
Answer: A: Diabetes mellitus 
Explanation: Ans. is 'a' ie. Diabetes Mellitus