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
A distressing complication of radical mastectomy is- 
Select and explain. 
A. Paralysis of the fifth finger of the hand, B. Odema of the arm, C. Loss of sensation of the medial side of the arm, D. Frequent skin infections of the hand on the affected side
B: Odema of the arm
Answer: B: Odema of the arm 
Explanation: None