What Researchers Did
Researchers retrospectively evaluated 78 patients who experienced sudden hearing loss from loud noise to assess the therapeutic effect of adding hyperbaric oxygenation to their treatment.
What They Found
Of the 78 patients, 36 received hyperbaric oxygen therapy (HBOT) at 2 atmospheres absolute for 60 minutes once daily, completing 5 sessions, in addition to standard treatments. After 6.5 days, the HBOT group showed an average hearing gain of 121.3 dB, which was significantly higher than the 74.3 dB gain observed in the group that did not receive HBOT (P < 0.004).
What This Means for Canadian Patients
For Canadian patients experiencing acute acoustic trauma, this study suggests that hyperbaric oxygen therapy could significantly improve hearing recovery. It reinforces the idea that this type of sudden hearing loss is an emergency requiring prompt and effective treatment.
Canadian Relevance
No direct Canadian connection identified.
Study Limitations
This was a retrospective study, meaning it looked back at past data, and the abstract indicates that larger, randomized prospective clinical trials are needed to confirm these findings.