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Neurocritical Care Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

EEG EEG

Intermediate Technical IVT

Electroencephalogram; a test recording electrical activity in the brain, essential for detecting seizures in critically ill patients.

Showing 73–96 of 100

osmotherapy

Professional Technical IVT

Treatment strategy using hyperosmolar agents to reduce brain water content and intracranial pressure.

Technical Term Full entry →

parenchymal monitor

Intermediate Technical IVT

An intracranial pressure monitoring device placed directly into brain tissue rather than ventricular space.

Technical Term Full entry →

PbtO2

Professional Technical IVT

Brain tissue partial pressure of oxygen; a neuromonitoring parameter measuring cerebral oxygenation.

Technical Term Full entry →

penumbra

Professional Technical IVT

Brain tissue surrounding an ischemic core that is hypoperfused but potentially salvageable with timely intervention.

Technical Term Full entry →

penumbral imaging

Advanced Technical IVT

Advanced neuroimaging techniques used to identify potentially salvageable brain tissue surrounding an ischemic core in a...

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Pressure Reactivity Index

Professional Technical IVT

Correlation coefficient between intracranial pressure and mean arterial pressure used to assess cerebrovascular reactivi...

PRx
Technical Term Full entry →

PRx

Advanced Technical IVT

A calculated index measuring the correlation between intracranial pressure and cerebral perfusion pressure to assess aut...

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pupillometry

Intermediate Technical IVT

Automated measurement of pupil size and reactivity using specialized devices for neurological assessment.

Technical Term Full entry →

rebleeding

Intermediate Technical IVT

Recurrent hemorrhage from a previously ruptured vascular lesion, particularly aneurysms or arteriovenous malformations.

Technical Term Full entry →

Elevated intracranial pressure that persists despite standard medical and surgical interventions, requiring advanced the...

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SAH

Professional Technical IVT

Subarachnoid hemorrhage; bleeding in the space between brain and skull that requires intensive monitoring.

Technical Term Full entry →

SEBES score

Advanced Technical IVT

A scoring system for predicting successful recanalization in acute stroke patients undergoing mechanical thrombectomy.

Technical Term Full entry →

SIADH

Intermediate Technical IVT

A condition causing hyponatremia due to excessive ADH release, commonly seen in neurocritical care patients.

Technical Term Full entry →

spinal shock

Intermediate Technical IVT

Temporary loss of spinal reflex activity below the level of acute spinal cord injury, distinct from neurogenic shock.

Technical Term Full entry →

Spreading Depolarization

Professional Technical IVT

Waves of profound depolarization that propagate across brain tissue, associated with secondary brain injury.

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Status Epilepticus Protocol

Professional Technical IVT

Standardized treatment algorithm for managing prolonged or recurrent seizures in neurocritical care.

Document Type Full entry →

Storm Protocol

Intermediate Formal IVT

A standardized emergency response system for rapid mobilization of neurocritical care resources in acute neurological em...

Technical Term Full entry →

Targeted Temperature Management

Intermediate Technical IVT

Controlled manipulation of core body temperature to optimize neurological outcomes following brain injury.

Technical Term Full entry →

TCD

Professional Technical IVT

Transcranial Doppler; ultrasound technique measuring blood flow velocities in cerebral arteries to detect vasospasm.

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therapeutic hypothermia

Professional Technical IVT

Controlled cooling intervention to reduce brain metabolism and secondary injury following cardiac arrest or severe brain...

Technical Term Full entry →

TICI score

Advanced Technical IVT

A grading scale (0-3) used to assess reperfusion success following endovascular stroke treatment.

Technical Term Full entry →

Transcranial Color-Coded Duplex

Professional Technical IVT

Advanced ultrasound technique combining Doppler flow assessment with color-coded imaging of intracranial vessels.

Technical Term Full entry →

transcranial Doppler ultrasonography

Intermediate Technical IVT

Non-invasive ultrasound technique for measuring blood flow velocities in major intracranial arteries through the skull.

Technical Term Full entry →

uncal herniation

Professional Technical IVT

Downward displacement of the uncus through the tentorial notch, causing brainstem compression.

Technical Term Full entry →
Showing 73–96 of 100

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