Biotinidase Deficiency: Primary Care Guide to a Positive Newborn Screen
Guidance for primary care clinicians receiving a positive newborn screen result Biotinidase is an autosomal recessive inherited disorder in which the body is unable to reuse and recycle biotin, a B complex vitamin found in foods such as liver, egg yolks, nuts, and milk. Biotinidase is responsible for the extraction of biotin from ingested dietary …
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