Acute angle plication of optic nerve glioma as a mechanism of rapidly progressive visual loss

Purpose: The majority of pediatric patients with optic nerve gliomas (ONG) remain asymptomatic; however, a subset of patients suffer rapid, irreversible visual loss. The purpose of this study was to determine anatomic differences of ONG noted either by imaging or by intra-operative observation between patients with gradual visual dysfunction and those with rapid visual loss.Methods: A retrospective review was performed in patients with visual...