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Related Experiment Video

Updated: Jan 19, 2026

Hyperbaric Oxygen Therapy as a Neuroprotective Strategy for Anterior Ischemic Optic Neuropathy
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Hyperbaric Oxygen Therapy Emergencies.

John P Kirby1

  • 1John P. Kirby MD, FACS, is the Director of Wound Healing Programs, Associate Professor of Surgery, Section of Acute and Critical Care Surgery, at Washington University School of Medicine, Barnes-Jewish Hospital, in St. Louis, Missouri.

Missouri Medicine
|September 19, 2019
PubMed
Summary

Emergent hyperbaric oxygen therapy (HBOT) addresses critical conditions by directly targeting pathophysiology. Multiple urgent sessions within 24 hours maximize therapeutic benefits for severe cases.

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Area of Science:

  • Hyperbaric Medicine
  • Emergency Medicine

Background:

  • Emergent indications for hyperbaric oxygen therapy (HBOT) are crucial for severe conditions.
  • HBOT may be the sole treatment directly addressing patient pathophysiology.

Purpose of the Study:

  • To review the emergent indications for hyperbaric oxygen therapy.
  • To highlight the benefits of urgent HBOT protocols.

Main Methods:

  • Review of existing literature on emergent hyperbaric oxygen therapy.
  • Analysis of physiological effects of breathing 100% oxygen under pressure.

Main Results:

  • Emergent HBOT is indicated for serious conditions requiring immediate intervention.
  • Treatment initiation can be delayed by patient instability or logistical challenges.
  • Optimal outcomes often necessitate multiple HBOT sessions within the first 24 hours.

Conclusions:

  • Hyperbaric oxygen therapy offers unique therapeutic advantages in emergent situations.
  • Understanding the physiological effects of HBOT is key to its application.
  • This review provides a concise overview of critical HBOT indications.