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
Which of the following is not a complication of colles fracture? 
Select and explain. 
A. Stiffness of wrist, B. Stiffness of shoulder, C. Carpal tunnel syndrome, D. Wrist drop
D: Wrist drop
Answer: D: Wrist drop 
Explanation: Finger stiffness is the most common complication of colles fracture. Wrist, elbow and shoulder are other joints to become stiff. Carpal tunnel syndrome is well known complication of colles fracture. Wrist drop has not been mentioned as complication of colles fracture so is the answer of choice. Ref: Maheshwari 3/e, Page 95-96.