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- 1.
. A mother brings her 3-week old infant to a clinic for a phenylketonuria re-screening blood test. The test indicates a serum phenylalanine level of 1mg/dL. The nurse interprets this result as:
- A.
A) positive
- B.
B) negative
- C.
C) inconclusive
- D.
D) requiring re-screening at age 6 weeks
Correct Answer
B. B) negativeExplanation
henylketonuria is characterized by blood phenylalanine levels higher than 8 mg/dL. A normal level is lower than 2 mg/dL. A result of 1 mg/dL is a negative test result.Rate this question:
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Jan 18, 2013Quiz Edited by
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Oct 19, 2010Quiz Created by
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