This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Preoperative assessment and monitoring in anaesthesia, Subject name: Anaesthesia
Lithium should be Stopped how many days before surgery 
Select and explain. 
A. 1 days, B. 2 days, C. 3 days, D. 4 days
C: 3 days
Answer: C: 3 days 
Explanation: Lithium should be stopped around 48-72 hrs before surgery.