Maternal phenylketonuria (PKU)is an important health concern during pregnancy because:

Question

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Children born to women with untreated PKU are more likely to be born with mental retardation,microcephaly,congenital heart disease,and low birth weight.Maternal PKU has no effect on labor.Women without dietary control of PKU are more likely to miscarry or bear a child with congenital anomalies.Screening for undiagnosed maternal PKU at the first prenatal visit may be warranted,especially in individuals with a family history of the disorder,with low intelligence of uncertain etiology,or who have given birth to microcephalic infants.

Maternal Phenylketonuria (PKU)is an Important Health Concern During Pregnancy Because