Cohort of patients with sudden sensorineural hearing loss
Official title: Prospective Cohort Study of Sudden Sensorineural Hearing Loss in Wonju Severance Christian Hospital
Run by Wonju Severance Christian Hospital · NCT05474963 · Data updated 2026-11-12
This study is tracking patients with sudden hearing loss to see how well different treatments help them recover over time.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 20 Years to 100 Years |
| Sex | All |
| Enrollment | 1000 (estimated) |
| Sponsor | Wonju Severance Christian Hospital Academic / other |
| Locations | 1 site (Wŏnju, Gangwon-do) |
| Status | Recruiting |
| Started | July 14, 2021 |
| Main results expected | December 31, 2031 |
| Study ends | December 31, 2035 |
| Registry record updated | March 26, 2025 |
| Trial ID | NCT05474963 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are adults over 20 years old diagnosed with sudden hearing loss of 30dBHL or more within three days.
✕Probably not a fit
Patients with suspected inner ear diseases or those who do not consent to participate may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This observational study aims to create a cohort of patients diagnosed with sudden sensorineural hearing loss (SSNHL) at Wonju Severance Christian Hospital. Patients will be evaluated based on their hearing loss diagnosis confirmed through pure tone audiometry and will be monitored for their recovery status, timing, and degree of recovery. The study will track patients who receive various treatments, including cocktail therapy with or without steroids and other interventions. The goal is to gather data that may help understand the recovery patterns in SSNHL patients.
Why it matters
Potential benefit: If successful, this study could enhance understanding of treatment efficacy and recovery patterns in patients with sudden sensorineural hearing loss.
How similar studies have gone: While there have been studies on SSNHL, this cohort approach focusing on recovery tracking is relatively novel.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Adult patients over 20 years of age * A patient who visited Wonju Severance Christian Hospital, Department of Otolaryngology and was diagnosed with sudden hearing loss as it was confirmed that hearing loss of 30dBHL or more occurred within 3 days at three consecutive frequencies in a pure tone audiometry test. * Those who have fully explained the purpose and content of the study and voluntarily agreed to the written consent Exclusion Criteria: * If the patients do not want to or do not fill out the consent form * If treatment is started for sudden hearing loss, but the possibility of other inner ear diseases including Meniere's disease is suspected due to repeated hearing loss, repeated recovery, dizziness, tinnitus, etc. * Other cases where it is judged difficult to carry out the clinical trial due to the judgment of the person in charge of the above clinical trial
Where it's running
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Yonsei University Wonju Severance Christian Hospital
Wŏnju, Gangwon-do, South Korea Recruiting
Study contacts
- Study coordinator: Tae Hoon Kong, MD, PhD
- Email: cochlear84@yonsei.ac.kr
- Phone: +821044650635
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Yiyuancong treatment for sudden sensorineural hearing loss
This trial will test whether adding Yiyuancong, a traditional Chinese medicine formula, to standard care helps adults with sudden sensorineural hearing loss recover more hearing.
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Combining acupuncture with steroid therapy for sudden hearing loss
This trial will test whether adding acupuncture to standard steroid treatment helps adults with sudden sensorineural hearing loss recover hearing.
-
Hydroxychloroquine added to steroids for sudden hearing loss
This trial tests whether adding hydroxychloroquine to standard steroid treatment helps improve hearing in adults with sudden sensorineural hearing loss.
-
Exploring the effects of positive airway pressure on sudden hearing loss and sleep apnea
This study is testing if using positive airway pressure therapy can help people with sudden hearing loss and sleep apnea feel better.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.