The Lactation College on Substack

The Lactation College on Substack

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The Lactation College on Substack
The Lactation College on Substack
Pediatric Pearls #2. Phenylketonuria (PKU): OK to Breastfeed? Yes!

Pediatric Pearls #2. Phenylketonuria (PKU): OK to Breastfeed? Yes!

November 19, 2024

Barbara L. Philipp, MD's avatar
Barbara L. Philipp, MD
Nov 19, 2024
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The Lactation College on Substack
The Lactation College on Substack
Pediatric Pearls #2. Phenylketonuria (PKU): OK to Breastfeed? Yes!
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The first condition ever screened as a newborn metabolic screen was phenylketonuria (PKU). This is why some colleagues may refer to the newborn screen as the PKU test.

History

Early on in this story, scientists linked excessive phenylalanine in the urine of some children with significant developmental delay. The test, the ferric chloride test, was conduct…

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