This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
True about cushing syndrome * 
Select and explain. 
A. Red striae present, B. sed adrenalin, C. Proximal muscle weakness, D. Edema
C: Proximal muscle weakness
Answer: C: Proximal muscle weakness 
Explanation: due to catabolic response in peripheral suppoive tissue causing proximal myopathy ( Harrison 17 pg 2255)