A nurse is discussing the diagnostic evaluation of tuberculosis (TB) with a client. The client asks about the purpose of a chest X-ray in TB diagnosis. What is the nurse's best explanation?
"Chest X-rays are used to confirm the presence of TB bacteria in the lungs."
"Chest X-rays help assess the severity of TB symptoms and guide treatment decisions."
"Chest X-rays are primarily used to detect TB infection in the blood."
"Chest X-rays are not routinely used in TB diagnosis."
The Correct Answer is B
A) Incorrect. Chest X-rays do not confirm the presence of TB bacteria but can indicate lung abnormalities associated with TB disease.
B) Correct. Chest X-rays are valuable in assessing the extent of lung involvement, the presence of cavities, and other abnormalities related to TB. This information helps guide treatment decisions.
C) Incorrect. Chest X-rays are not primarily used to detect TB infection in the blood; they focus on lung and chest abnormalities.
D) Incorrect. Chest X-rays are routinely used in the diagnosis and management of TB, especially for assessing lung involvement.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A) Correct. During latent TB infection, TB bacteria are in a dormant state and do not actively replicate or cause symptoms. They can become active and multiply if the immune system weakens.
B) Incorrect. While the immune system can control TB bacteria during latency, it does not immediately eliminate them.
C) Incorrect. Latent TB infection can occur in various parts of the body, not just the lungs, and it typically does not cause symptoms.
D) Incorrect. TB bacteria in latent infection are in a dormant state and do not actively multiply, although they remain viable.
Correct Answer is B
Explanation
A) Incorrect. Skipping doses, even when feeling better, can lead to drug resistance and treatment failure.
B) Correct. Taking all medications as prescribed is essential to prevent the development of drug-resistant TB.
C) Incorrect. TB treatment should be completed in its entirety, even if symptoms improve before the regimen is finished.
D) Incorrect. TB medications should be taken as prescribed, not solely based on symptom severity.
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