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CCRN Critical Care Nursing

Category - Adult

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The nurse is evaluating the 12 lead electrocardiograph of a patient who had a myocardial infarction approximately 2 hours ago. The doctor stated the MI was still “evolving.” What abnormalities would the nurse expect to see to reflect the ischemic event?

ST segment elevation
A widening of the QRS interval
ST segment depression
The emergence of Q waves

Explanation

Answer: A - The nurse would expect to see the abnormal elevation of the ST segment as a reflection of the ischemic event. The emergence of Q waves would indicate worsening ischemia and necrosis.

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CCRN Critical Care Nursing

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CCRN Critical Care Nursing

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