A client hospitalized for unstable angina has undergone laboratory assessment. Which laboratory test is most specific in diagnosing acute coronary syndrome?
A. Troponin T
B. Serum LDH
C. Serum myoglobin
D. CK-MB isoenzyme
A
Although all these laboratory tests are appropriate to confirm or rule out a myocardial infarction, the one most specific for acute coronary syndromes is troponin T. When elevated, it serves to identify the development of unstable angina, subendocardial MI, or MI.
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A nurse is caring for a client with severe hypothermia. What should the nurse do when
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