UKMLA PLAB AMC USMLE Prometric MCQ

20) The following statements regarding classical phenylketonuria (PKU) are correct:

A Eczema is characteristically present in young children with the
disease.
B Phenylalanine is not detectable in cord blood in newborn infants with
PKU.
C Dietary restrictions are stopped after the age of 10 years. 

D A pregnant woman with PKU will not put her baby at risk if she is on
an unrestricted diet.
E Vomiting is an early presenting symptom of the disease