Multiple Choice
A sweat chloride test and CFTR mutation analysis performed in a 10-year-old child with signs and symptoms consistent with CF are inconclusive. Which of the following tests should the therapist suggest at this time?
A) Sodium in urine
B) Nasal potential difference
C) CT scan of the chest with contrast
D) Immunoreactive trypsinogen
Correct Answer:
Verified
Correct Answer:
Verified
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