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
Troponin-T is preferable to CPK-in the diagnosis of acute myocardial infarction (MI) in all of the following situations except - 
Select and explain. 
A. Bedside diagnosis of MI, B. Postoperatively (after CABG), C. Reinfarction after 4 days, D. Small infarcts
C: Reinfarction after 4 days
Answer: C: Reinfarction after 4 days 
Explanation: None