Non-invasive Near-infrared Spectroscopy (NIRS) Versus Invasive Licox Intracranial Pressure

Inclusion Criteria

• •Inclusion:
• •Subjects with acute brain injury who are age ≥ 18
• •Glasgow coma scale score (GCS) ≤ 8
• •Neuroimaging concerning for ICP crises, or have active ICP treatment
• •Have Licox Brain Tissue Oxygen monitor placed as standard of care treatment
• •Exclusion:
• •CNS infection
• •Bleeding diathesis or thrombocytopenia \< 50,000 platelets
• •Subjects with subdural hematomas who have had surgical decompression and bone flap removal