Portable MRI for Pediatric Hypoxic Ischemic Brain Injury

Inclusion Criteria * Patients hospitalized in the Pediatric Intensive Care Unit, Cardiac Intensive Care Unit, or the Neonatal Intensive Care Unit * Ages 0-17 years at study enrollment * Acute neurologic deficit suspected secondary to Hypoxic Ischemic Brain Injury (HIBI) or patients at high risk for HIBI Exclusion Criteria * Pregnancy * Active implants such as * Pacemaker * Implanted defibrillator * Implanted insulin pump * Deep brain stimulator * Vagus nerve stimulator * Cochlear implant * Programmable shunt * MRI incompatible surgical hardware (e.g., staples, screws, etc.) * Metal-containing tattoos or permanent make-up on head or neck * Suspected metal in eye, e.g., * Former or current welders, metal workers, or individuals with a metal injury * Metal shrapnel