A parent of a newborn asks the nurse why a heel stick is being done on the baby to test for phenylketonuria (PKU). The nurse responds that
1. screening for PKU is required anddetection can be done before symptoms develop.
2. the infant has high-riskcharacteristics.
3. because the infant was born bycesarean,a PKU test is necessary.
4. because the infant was born byvaginal delivery,a PKU is recommended.
Answer:1
Rationale:Screening for phenylketonuria is required by law in every state.It is not done according to high-risk characteristics or type of delivery.
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