Increases of troponin I and T in the blood are indicators of a recent:

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Increases in troponin I and T in the blood are indicators of a recent myocardial infarction (MI), also known as a heart attack. Troponins are proteins found in heart muscle cells, and an increase in their levels in the blood indicates damage or death of these cells, which occurs during an MI. ECG, MRI, TEE, and PDA are not directly related to troponin levels.

Increases of Troponin I and T in the Blood Are