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Quantitative Pupillometry in the Intensive Care Unit.

Matthew M Bower1, Alexander J Sweidan1, Jordan C Xu1

  • 1Department of Neurology, 21769University of California, Irvine, Orange, CA, USA.

Journal of Intensive Care Medicine
|October 12, 2019
PubMed
Summary
This summary is machine-generated.

Quantitative pupillometry offers an objective neurological assessment. This review explores its use in monitoring intracranial pressure, predicting outcomes after cardiac arrest, and managing subarachnoid hemorrhage, highlighting its clinical significance and limitations.

Keywords:
brain injuriescardiac arrestintracranial pressureout of hospitalpupillarypupillometryreflextraumatic

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Area of Science:

  • Neurology
  • Medical Technology
  • Ophthalmology

Background:

  • Pupillary light response is a key neurological indicator.
  • Changes in pupillary reactivity signify critical neurological events.
  • Quantitative pupillometry offers objective, noninvasive assessment.

Purpose of the Study:

  • To review the physiology of the pupillary light response.
  • To discuss the clinical significance of pupillary reactivity.
  • To explore recent advances and applications of quantitative pupillometry.

Main Methods:

  • Literature review of quantitative pupillometry.
  • Discussion of the Neurological Pupil index (NPi).
  • Analysis of applications in critical care settings.

Main Results:

  • Quantitative pupillometry aids in noninvasive intracranial pressure monitoring.
  • It is valuable for prognostication after cardiac arrest.
  • It assists in managing subarachnoid hemorrhage.

Conclusions:

  • Quantitative pupillometry is a vital tool in neurological assessment.
  • Understanding its applications and limitations is crucial for effective use.
  • Advances continue to expand its role in critical care.