A patient with right lower-lobe pneumonia has been treated with intravenous antibiotics for 3 days.Which assessment data obtained by the nurse indicates that the treatment is effective?
Decreased white blood cell count.
Increased chest pain and shortness of breath.
Adventitious breath sounds and increased cough.
Improved appetite and weight gain.
The Correct Answer is A
Choice A rationale
A decreased white blood cell count indicates the body's response to infection is improving, showing the effectiveness of the antibiotics.
Choice B rationale
Increased chest pain and shortness of breath would suggest worsening of the condition, not improvement.
Choice C rationale
Adventitious breath sounds and increased cough are signs that pneumonia may be persisting or worsening.
Choice D rationale
Improved appetite and weight gain are positive signs but are not direct indicators of the effectiveness of antibiotic treatment.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale
A complete blood count (CBC) can provide information about the client's overall health and presence of infection, but it does not specifically address the potential underlying cause related to the urinary system.
Choice B rationale
Urinalysis with culture is the most relevant diagnostic test for evaluating the underlying cause of fever, chills, and severe left costovertebral pain. These symptoms suggest a possible urinary tract infection or pyelonephritis, which can be confirmed with urinalysis and culture.
Choice C rationale
A chest X-ray would not be the priority in this scenario as the symptoms suggest a urinary tract issue rather than a respiratory problem. A chest X-ray is more useful for assessing lung conditions.
Choice D rationale
A CT scan of the abdomen and pelvis can be helpful in evaluating the extent of a urinary tract infection or identifying other causes of abdominal pain, but it is typically not the first-line diagnostic test. Urinalysis with culture is more specific for identifying urinary infections. .
Correct Answer is D
Explanation
Choice A rationale
A complete blood count (CBC) can provide general information about the body's response to an MI, such as white blood cell count, but it is not definitive for diagnosing an MI.
Choice B rationale
A lipid profile measures cholesterol levels and helps assess cardiovascular risk, but it is not useful for diagnosing an acute MI.
Choice C rationale
An electrocardiogram (ECG) is essential for diagnosing an MI as it shows the heart's electrical activity and can indicate ischemia or infarction.
Choice D rationale
Troponin levels are the most specific and sensitive markers for myocardial infarction. Elevated troponin levels confirm heart muscle damage due to an MI, making it the definitive test.
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