The nurse is administering SUBQ enoxaparin to a client following knee replacement surgery to prevent a deep vein thrombosis. Which laboratory result requires immediate action by the nurse?

Reference Range:

Hematocrit [42% to 52% (0.42 to 0.52 volume fraction)]

Platelets [150,000 to 400,000/mm3 (150 to 400 x 10^9/L)]

Creatinine [0.5 to 1.1 mg/dL (44 to 97 μmol/L)]

Blood Urea Nitrogen (BUN) [10 to 20 mg/dL (3.6 to 7.1 mmol/L)]

Platelet count of 100,000/mm3 (100 x 10^9/L).

Serum creatinine 1.0 mg/dL (88.4 μmol/L).

Blood urea nitrogen (BUN) 20 mg/dL (7.1 mmol/L).

Hematocrit 45% (0.45 volume fraction).

Answer and Explanation

The Correct Answer is A

A. A platelet count of 100,000/mm3 indicates thrombocytopenia, which increases the risk of bleeding with enoxaparin and requires immediate action.
B. A serum creatinine level of 1.0 mg/dL is within the normal range and does not require immediate action.
C. A BUN level of 20 mg/dL is at the upper end of the normal range but does not typically require immediate action unless accompanied by other symptoms.
D. A hematocrit level of 45% is within the normal range and does not require immediate action.

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Correct Answer is D

Explanation

A. Montelukast is not used for immediate relief during an asthma attack; it is a maintenance medication.
B. Montelukast is used to control chronic asthma symptoms and does not replace the need for inhalers used for acute symptoms or daily management.
C. Montelukast does not provide immediate relief of an asthma attack; it is for long-term control.
D. Montelukast should be taken regularly, usually in the evening, to effectively manage and control asthma symptoms.

A. Serum liver enzymes. B. Complete blood count. C. Serum electrolytes. D. Capillary blood glucose.

Correct Answer is A

Explanation

A. Statins can affect liver function, so it's crucial to review serum liver enzymes to monitor for potential hepatic adverse effects before starting treatment.
B. While a complete blood count is important for overall health monitoring, it is not specifically critical for statin initiation.
C. Serum electrolytes are generally important for assessing kidney function and overall health but are not directly related to statin therapy initiation.
D. Capillary blood glucose is relevant for managing diabetes or assessing blood sugar levels but is not directly affected by statins.

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Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A client with chronic asthma receives a prescription for montelukast, a leukotriene modifier. Which statement by the client indicates to the nurse that medication teaching was effective?

Correct Answer is D

Explanation

Which laboratory value should the nurse review prior to administering the initial dose of a statin medication?

Correct Answer is A

Explanation

A client with a cold is taking the antitussive medication benzonatate. Which assessment information indicates to the nurse that the medication is effective?

A client with peptic ulcer disease is scheduled to receive doses of pantoprazole IV and sucralfate PO before breakfast at 0730. The client reports experiencing heartburn when the nurse brings the scheduled medications. Which action should the nurse take?

A client with a history of anaphylactic reaction to penicillin receives a prescription for cephalexin 500 mg PO twice daily. Which action should the nurse take?

Exhibits The nurse is preparing the client's plan of care. Select 4 findings that would indicate to the nurse that the administration of the vancomycin antibiotic would be safe to administer.

A client with chronic kidney disease (CKD) is receiving calcium acetate 667 mg PO. A decrease in which blood value indicates to the nurse that the medication is having the desired effect?

Before administering the initial dose of sumatriptan succinate to a client with a migraine headache, it is most important to determine if the client's history includes which problem?

Exhibits Review H and P, nurse's notes, laboratory values, flow sheet, and prescriptions. Click to mark whether the assessment finding represents a therapeutic result of the mannitol administered, a non-therapeutic side effect, or an unrelated finding. Each row must have one option selected.