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: Medicine
The treatment of choice for silent stones in Gall bladder is : 
Select and explain. 
A. Observation, B. Cholecystectomy, C. Cholecystectomy, D. Lithotripsy
A: Observation
Answer: A: Observation 
Explanation: Answer is A (Observation) Prophylactic cholecystectomy is not warranted in an asymptomatic patient.