Difficulty: Medium
Average Score: 90%
Simulated
A mother brings her 2-month-old to the well-baby clinic. She states that when she kisses her baby, the infant's skin tastes salty. The nurse should prepare the mother for what standard diagnostic test to screen for cystic fibrosis (CF)?
Correct answer
A
Rationale
Salty-tasting skin is a hallmark of cystic fibrosis, and the sweat-chloride test is the standard diagnostic test.