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 best guide to adequate tissue perfusion in the fluid management of a patient with burns, is to ensure a minimum hourly urine output of 
Select and explain. 
A. 10 -15 ml, B. 15 - 30 ml, C. 30 - 50 ml, D. 50 - 80 ml
C: 30 - 50 ml
Answer: C: 30 - 50 ml 
Explanation: 0.5 - 1 ml / kg / hour is the urine output maintained in burns.