Clinical and radiographic exclusion criteria
Exclusion Criteria |
---|
Identified pathology in the brain |
Prior intracranial operation |
Motion or susceptibility artifacts causing image distortion of SyMRI |
Known developmental delay in language or motor domains requiring therapy |
Autism spectrum disorder |
Fixed neurologic deficit related to intracranial disease |
Spasticity with cerebral cause requiring therapy |
Chronic epilepsy |
Significant prematurity (younger than 34 weeks' GA at delivery) |
Significant macrocephaly (head circumference >97th percentile) |
Significant microcephaly (head circumference <3rd percentile) |
Hydrocephalus |
Head trauma with extra-axial hemorrhage |
Genetic disorder known to involve brain development |
Systemic steroid therapy within 1 mo of examination |
Note:—GA indicates gestational age.