Related Experiment Videos
Transmeatal low-power laser irradiation for tinnitus
Tsutomu Nakashima1, Hiromi Ueda, Hayato Misawa
1Department of Otorhinolaryngology, Nagoya University School of Medicine, 65 Tsurumai-cho, Showa-ku, Nagoya 466-8550, Japan.
Summary
Low-power laser irradiation (60 mW) did not effectively treat tinnitus. This study found no significant difference between laser treatment and placebo for tinnitus symptoms, indicating it is not an effective tinnitus therapy.
Area of Science:
- Otolaryngology
- Audiology
- Laser Therapy
Background:
- Tinnitus is a prevalent condition affecting quality of life.
- Investigating novel therapeutic approaches for tinnitus is crucial.
Purpose of the Study:
- To assess the efficacy of 60-mW transmeatal laser irradiation for tinnitus management.
Main Methods:
- A prospective, randomized, double-blind study involving 45 patients (68 ears) with tinnitus.
- Transmeatal laser irradiation (active or placebo) administered weekly for 4 weeks.
- Outcomes evaluated via questionnaires, pitch/loudness matching, and otoacoustic emissions.
Main Results:
- No statistically significant differences were found in tinnitus loudness, duration, quality, or annoyance between active and placebo laser groups.
- One patient experienced acute hearing deterioration following active laser treatment.
Conclusions:
- Transmeatal low-power laser irradiation (60 mW) is ineffective for treating tinnitus.
- Further research into laser therapy for tinnitus is warranted, considering potential risks.