A nurse in an emergency department is caring for a client who reports substernal chest pain and dyspnea. The client is vomiting and is diaphoretic. Which of the following laboratory tests are used to diagnose a myocardial infarction? (Select all that apply.)

Myoglobin

Plasma low-density lipoproteins (LDL)

Troponin T

Troponin I

Answer and Explanation

Correct Answer : A,C,D

A. Myoglobin is an early biomarker for myocardial injury and can be used for initial detection of myocardial infarction. However, it is less specific than troponins.
B. Plasma low-density lipoproteins (LDL) are associated with cardiovascular risk but are not used to diagnose an acute myocardial infarction.
C. Troponin T is a highly specific biomarker for myocardial infarction and is used to confirm the diagnosis of an MI.
D. Troponin I is another highly specific biomarker for myocardial infarction and is used to confirm the diagnosis of an MI.

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Correct Answer is D

Explanation

A. Granulocytes are typically not decreased in ITP; they are more relevant for infections or bone marrow conditions.

B. RBC levels are not typically affected in ITP; the primary issue is with platelet counts.

C. WBC levels are generally normal in ITP, though they can vary in other conditions.

D. Platelets are expected to be decreased in ITP, which is characterized by an immune-mediated destruction of platelets.

A. Carvedilol B. Omeprazole C. Hydrochlorothiazide D. Atorvastatin

Correct Answer is D

Explanation

A. Carvedilol does not significantly increase the risk of rhabdomyolysis when used with colchicine.

B. Omeprazole does not interact with colchicine in a way that increases the risk of rhabdomyolysis.

C. Hydrochlorothiazide does not have a known interaction with colchicine that significantly increases the risk of rhabdomyolysis.

D. Atorvastatin increases the risk of rhabdomyolysis when used with colchicine, as both can contribute to muscle damage.

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A nurse in an emergency department is caring for a client who reports substernal chest pain and dyspnea. The client is vomiting and is diaphoretic. Which of the following laboratory tests are used to diagnose a myocardial infarction? (Select all that apply.)

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is reviewing the laboratory findings for a client who has idiopathic thrombocytopenic purpura (ITP). Which of the following findings should the nurse expect to be decreased?

Correct Answer is D

Explanation

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Correct Answer is D

Explanation

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