A nurse is explaining the diagnostic process for cystic fibrosis (CF) to a client and their family. What initial diagnostic test is often used to assess CF in infants who exhibit symptoms suggestive of the condition?

Genetic testing

Sweat chloride test

Chest X-ray

Pulmonary function test

Answer and Explanation

The Correct Answer is B

A) Incorrect. Genetic testing can confirm CF but is not typically the initial diagnostic test used in infants with symptoms suggestive of CF.

B) Correct. The sweat chloride test is often used as the initial diagnostic test to assess for CF in infants who exhibit symptoms.

C) Incorrect. Chest X-rays may be used to assess lung changes in individuals with CF but are not typically the initial diagnostic test in infants.

D) Incorrect. Pulmonary function tests are used to evaluate lung function but are not typically the initial diagnostic test for CF in infants.

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Correct Answer is C

Explanation

A) Incorrect. CF primarily affects the pancreas and small intestine, not the stomach.

B) Incorrect. While liver complications can occur in some individuals with CF, such as liver disease or cirrhosis, it is not a primary manifestation of the disease.

C) Correct. CF often results in thickened mucus obstructing the pancreatic ducts, causing pancreatic insufficiency and malabsorption of essential nutrients.

D) Incorrect. CF primarily affects the pancreas and small intestine rather than the large intestine, and chronic constipation is not a typical symptom of CF.

A. Wheezing and chest pain B. Chronic cough with thick mucus production C. Blood in the urine D. Digestive discomfort and diarrhea

Correct Answer is B

Explanation

A) Incorrect. Wheezing and chest pain can occur in CF, but a chronic cough with thick mucus production is often one of the earliest respiratory symptoms.

B) Correct. A chronic cough with thick, sticky mucus is a hallmark symptom of CF due to the accumulation of mucus in the respiratory tract.

C) Incorrect. Blood in the urine is not a common early sign of CF; it may indicate other issues.

D) Incorrect. Digestive discomfort and diarrhea are more related to CF's impact on the gastrointestinal system, rather than being early respiratory symptoms.

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A nurse is explaining the diagnostic process for cystic fibrosis (CF) to a client and their family. What initial diagnostic test is often used to assess CF in infants who exhibit symptoms suggestive of the condition?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is discussing the impact of cystic fibrosis (CF) on the digestive system with a client. Which statement accurately describes a common gastrointestinal complication of CF?

Correct Answer is C

Explanation

A nurse is discussing the clinical manifestations of cystic fibrosis (CF) with a newly diagnosed adolescent client. What common respiratory symptom should the nurse emphasize as an early sign of CF?

Correct Answer is B

Explanation

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