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
Early recovery of Sudeck's atrophy can be best seen by: 
Select and explain. 
A. Intraarterial injection of articaine., B. Intraarterial injection of novacaine., C. Both., D. None.
B: Intraarterial injection of novacaine.
Answer: B: Intraarterial injection of novacaine. 
Explanation: It is claimed to be the most successful treatment