A client with suspected cystic fibrosis (CF) is undergoing diagnostic testing. What diagnostic procedure is often used to confirm CF by analyzing the genetic mutations present?
Sweat chloride test
Chest X-ray
Pulmonary function test
Genetic testing
The Correct Answer is D
A) Incorrect. The sweat chloride test is used for CF diagnosis, but it does not analyze genetic mutations.
B) Incorrect. Chest X-rays are used to assess lung changes but do not directly confirm CF by analyzing genetic mutations.
C) Incorrect. Pulmonary function tests assess lung function but do not confirm CF by analyzing genetic mutations.
D) Correct. Genetic testing is a diagnostic procedure commonly used to confirm CF by analyzing the specific CF gene mutations present in an individual.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A) Incorrect. Clubbed fingers in CF can be more than a cosmetic concern and may indicate underlying medical issues.
B) Correct. Clubbing of the fingers can be associated with advanced lung disease or reduced oxygen levels in CF.
C) Incorrect. Clubbing is not related to excessive sodium intake in CF patients.
D) Incorrect. While CF can affect the digestive system, clubbing of the fingers is primarily associated with respiratory issues.
Correct Answer is D
Explanation
A) Incorrect. Genetic testing is used to confirm the presence of CF gene mutations but is not a measure of lung function.
B) Incorrect. The sweat chloride test is used for CF diagnosis and may not be performed regularly to monitor lung function.
C) Incorrect. Chest X-rays may be used to assess lung changes in individuals with CF, but they do not directly measure lung function.
D) Correct. Pulmonary function tests are commonly performed to assess lung function, monitor disease progression, and guide treatment in individuals with CF.
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