This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Transplantation, Subject name: Surgery
The machine shown here is used during liver transplant. What is the use of it? 
Select and explain. 
A. Measure haemoglobin percentage, B. Measure coagulation profile, C. Measure cell count, D. All the above
B: Measure coagulation profile
Answer: B: Measure coagulation profile 
Explanation: Ans. (b) Coagulation profile* This is thromboelastography machine which helps to find the coagulation status* During liver surgery this is measured frequently* ROTEM- Rotational thromboelastometry is used to measure the coagulation profile by dynamic method and the result is obtained as graph.