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
The most common complication of dislocation of shoulder joint is: 
Select and explain. 
A. Injury to brachial plexus, B. Injury to circumflex nerve, C. Rupture of supraspinatous muscle, D. Rupture of deltoid muscle
B: Injury to circumflex nerve
Answer: B: Injury to circumflex nerve 
Explanation: B i.e. Circumflex nerve