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
Complications of Colles' fracture are all except 
Select and explain. 
A. Malunion, B. Non union, C. Sudeck's dystrophy, D. Rupture of extensor policis longus
B: Non union
Answer: B: Non union 
Explanation: B i.e. Nonunion