Physiological Adaptation第 101 / 120 题
A nurse is caring for a client after a myocardial infarction. Which laboratory marker is most specific for cardiac muscle damage?
a.Troponin
b.Total white blood cell count
c.Serum sodium
d.Blood urea nitrogen
解析
Troponin is the most specific and sensitive biomarker for myocardial injury and rises within hours of an infarction, guiding diagnosis and treatment.
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