Comparison of Ultrasound and Computed Tomography Optic Nerve Sheath Diameter for Intracranial Pressure Assessment in Pediatric Neurocritical Care.
BACKGROUND Noninvasive intracranial pressure (ICP) assessment remains challenging in pediatric neurocritical care. Optic nerve sheath diameter (ONSD) measured by ultrasound (ONSD-US) and computed tomography (ONSD-CT) has been proposed as a surrogate marker of ICP, although comparative pediatric data remain limited. M...