A Newborn Screening Test Using a Dried Blood Spot Is

question 15

Multiple Choice

A newborn screening test using a dried blood spot is positive for congenital adrenal hyperplasia (CAH) .What laboratory testing would be done next?

• A) No next step as this test is the confirmatory analysis
• B) DNA analysis of genetic mutation
• C) A stimulating hormone test
• D) A second-tier test for CAH,such as an MS/MS steroid profile

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