Aetiology by predominant time of onset
| Time of onset | Day 1 | Day 2 | Day 3 | Day 4 | Day 5 | Day 6 and beyond | |
|---|---|---|---|---|---|---|---|
| Seizure aetiology | Structural, developmental brain abnormalities Intrauterine (congenital) infection Pyridoxine dependent/pyridoxal phosphate responsive epilepsy | ||||||
| Perinatal asphyxia Sepsis Hypoglycaemia Perinatal stroke Maternal drug withdrawal Periventricular haemorrhage Perinatal trauma | |||||||
| Hypoglycaemia Benign familial neonatal convulsions Hypocalcaemia | |||||||
| Aminoacidopathies Galactosaemia Ketotic and non-ketotic hyperglycinaemia Follinic acid-responsive seizures Glucose transporter type 1 deficiency Ohtahara Early myoclonic epilepsy | |||||||
| Benign neonatal seizures Migrating partial seizures of infancy | |||||||
Adapted from Appleton and Gibbs.3