A Patient Is Being Evaluated for a Possible Myocardial Infarction

question 17

Multiple Choice

A patient is being evaluated for a possible myocardial infarction, but the patient is not sure when the pain started because he has a history of gastroesophageal reflux. He has had intermittent chest pain, with some episodes of dizziness and fatigue, over the last week. Which diagnostic result will be most helpful in determining whether the patient has suffered cardiac injury?

• A)Elevated creatine kinase (CK)
• B)Elevated creatine kinase myocardial bands (CK-MB)
• C)Elevated myoglobin
• D)Elevated troponin

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