A client is undergoing diagnostic testing for tuberculosis (TB) and asks the nurse about the purpose of a chest computed tomography (CT) scan. What is the nurse's best response?
"A CT scan can confirm the presence of TB bacteria in the lungs."
"A CT scan is used to screen for TB infection in the bloodstream."
"A CT scan provides detailed images of the chest to assess lung involvement and detect complications."
"A CT scan is not typically used in TB diagnosis."
The Correct Answer is C
A) Incorrect. A CT scan does not directly confirm the presence of TB bacteria but provides detailed images of the chest.
B) Incorrect. A CT scan is not used as a primary screening tool for TB infection in the bloodstream.
C) Correct. Chest CT scans are valuable for assessing the extent of lung involvement, detecting complications such as cavities or pleural effusions, and guiding treatment decisions in TB cases.
D) Incorrect. CT scans are commonly used in the evaluation and management of TB, especially for assessing lung abnormalities.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A) Incorrect. While multiple medications may lead to symptom relief, the primary goal is to prevent drug resistance.
B) Incorrect. The duration of TB treatment is determined by the specific regimen and is not solely related to the number of medications.
C) Incorrect. Multiple medications in TB treatment may target different aspects of TB bacteria, but the primary purpose is to reduce the risk of drug resistance.
D) Correct. Using multiple medications in combination therapy makes it more difficult for TB bacteria to develop resistance to all drugs simultaneously, helping to prevent drug-resistant TB.
Correct Answer is B
Explanation
A) Incorrect. The symptoms described are more indicative of active TB disease rather than latent TB infection.
B) Correct. Night sweats, fatigue, and unexplained weight loss are classic symptoms of active TB disease.
C) Incorrect. TB exposure without infection typically does not present with these symptoms.
D) Incorrect. Atypical pneumonia may have different symptoms, and it is not the most likely diagnosis based on the symptoms provided.
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