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 elevated in: 
Select and explain. 
A. Myxoedema, B. Myocardial infection, C. Thyrotoxicosis, D. Viral Hepatitis
B: Myocardial infection
Answer: B: Myocardial infection 
Explanation: None