A nurse in a high-risk prenatal metabolic clinic is caring f…
A nurse in a high-risk prenatal metabolic clinic is caring for a 26-year-old client at 7 weeks’ gestation with a known history of phenylalanine hydroxylase (PAH) deficiency (maternal PKU). The client reports strict adherence to a low-phenylalanine diet prior to pregnancy but states that persistent nausea and vomiting have significantly limited oral intake over the past two weeks. Laboratory results reveal a maternal phenylalanine level of 8.4 mg/dL (recommended pregnancy target
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