Optimising Early Intervention: A Retrospective Study on the Role of Hyperbaric Oxygen Therapy in Enhancing Hearing Recovery for Sudden Sensorineural Hearing Loss | Canada Hyperbarics Skip to main content
Retrospective Study Clin Otolaryngol 2025

Optimising Early Intervention: A Retrospective Study on the Role of Hyperbaric Oxygen Therapy in Enhancing Hearing Recovery for Sudden Sensorineural Hearing Loss

Zhang B, Tsai T, Chan K — Clin Otolaryngol, 2025

Tier 2, Indexed

Automatically imported from PubMed based on relevance criteria.

Summary

What Researchers Did

Researchers looked back at patient records to see how hyperbaric oxygen therapy (HBOT) helped people with sudden hearing loss when used with standard steroid treatment.

What They Found

The study found that 72.7% of patients experienced significant improvement in their hearing. Starting HBOT early, specifically within 12.5 days of sudden hearing loss onset, led to better hearing recovery. This timing was the strongest factor predicting hearing improvement, regardless of how severe the initial hearing loss was.

What This Means for Canadian Patients

For Canadian patients experiencing sudden sensorineural hearing loss, these findings suggest that adding hyperbaric oxygen therapy to steroid treatment could significantly improve their chances of hearing recovery. The study highlights the importance of seeking treatment, including at least five HBOT sessions, as quickly as possible, ideally within 12.5 days of symptoms appearing, to achieve the best outcomes.

Canadian Relevance

No direct Canadian connection identified.

Study Limitations

As a retrospective study, it relies on existing patient data and lacks the controlled environment of a prospective clinical trial, suggesting a need

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Study Details

Study Type Retrospective Study
Category Sudden Hearing Loss
Source Pubmed
PubMed ID 40583466
Year Published 2025
Journal Clin Otolaryngol
MeSH Terms Humans; Hyperbaric Oxygenation; Retrospective Studies; Male; Female; Hearing Loss, Sudden; Middle Aged; Hearing Loss, Sensorineural; Adult; Recovery of Function; Aged; Treatment Outcome; Hearing; Audiometry, Pure-Tone

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Disclaimer: This study summary is provided for informational and educational purposes only. It does not constitute medical advice. The information presented reflects the findings of the original research authors and may not represent the views of Canada Hyperbarics. Always consult a qualified healthcare professional before making treatment decisions.