Etiologies vary by age with metabolic and infectious diseases ... in children than adults but are dependent upon the degree of encephalopathy and diagnosis.

Evidence of a metabolic acidosis in intrapartum fetal ... Early onset of severe or moderate neonatal encephalopathy in infants ≥34 wk of gestation *All 3 of the essential criteria are necessary ...

Deficiencies in the SLC6A1 gene, encoding the γ-aminobutyric acid transporter GAT-1, are associated with infantile encephalopathy with intellectual disability. Like other neurodevelopmental disorders, ...