Abnormality of the urea cycle - hereditary; Urea cycle - hereditary abnormality
Typically, the baby begins nursing well and seems normal. However, over time the baby develops poor feeding, vomiting, and sleepiness which may be so deep that the baby is difficult to awaken. This usually occurs within the first week after birth.
The doctor will often diagnose these disorders when the child is still an infant.
Signs may include:
Tests may include:
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