ATI RN
ATI Pediatrics Quiz Questions
Extract:
A child who has a suspected diagnosis of cystic fibrosis.
Question 1 of 5
A nurse is caring for a child who has a suspected diagnosis of cystic fibrosis. Which of the following diagnostic tests will confirm the diagnosis?
Correct Answer: B
Rationale: The correct answer is B: Sweat chloride test. Cystic fibrosis is characterized by an abnormality in the chloride transport mechanism, leading to increased chloride levels in sweat. The sweat chloride test is the gold standard diagnostic test for cystic fibrosis. A: A sputum culture is used to identify respiratory infections, not to confirm cystic fibrosis. C: A stool fat content analysis is used to diagnose malabsorption syndromes, not cystic fibrosis. D: Pulmonary function tests are helpful in assessing lung function but do not confirm the diagnosis of cystic fibrosis.
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Question 2 of 5
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Question 3 of 5
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Question 4 of 5
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Question 5 of 5
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