Biofeedback training for children with idiopathic infantile nystagmus
Official title: Biofeedback in Idiopathic Infantile Nystagmus Syndrome
Run by University of Toronto · NCT04142307 · Data updated 2026-11-12
This study is testing if biofeedback training can help children with idiopathic infantile nystagmus improve their vision and control their eye movements better.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 5 Years to 17 Years |
| Sex | All |
| Enrollment | 34 (estimated) |
| Sponsor | University of Toronto Academic / other |
| Locations | 1 site (Toronto, Ontario) |
| Status | Recruiting |
| Started | January 30, 2019 |
| Main results expected | April 29, 2025 |
| Study ends | December 30, 2027 |
| Registry record updated | May 1, 2025 |
| Trial ID | NCT04142307 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates for this study are children diagnosed with idiopathic infantile nystagmus who can follow visual and auditory training instructions.
✕Probably not a fit
Patients with ocular diseases unrelated to nystagmus or those with other types of nystagmus 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 study evaluates the effectiveness of biofeedback training (BT) for children diagnosed with idiopathic infantile nystagmus (IIN), a condition that affects eye movement and vision. The approach involves using advanced microperimetry instruments to provide real-time feedback during eye movement control training. The goal is to systematically assess the impact of BT on visual acuity and eye movement stability in affected children, ultimately formulating guidelines for its clinical application. Traditional therapies have focused on surgical and optical interventions, making this a novel approach in low vision rehabilitation.
Why it matters
Potential benefit: If successful, this intervention could significantly improve visual function and quality of life for children with idiopathic infantile nystagmus.
How similar studies have gone: Previous laboratory studies have shown positive outcomes using biofeedback techniques in nystagmus cases, indicating potential for success in this clinical application.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Diagnosed as Infantile idiopathic nystagmus (IIN) * Ability to follow the visual and auditory stimuli and training instructions Exclusion Criteria: * Ocular diseases not related to the nystagmus physiopathology * Both eyes with media opacity that impairs microperimetry testing * Peripheral nystagmus cases * Other types of nystagmus than IIN * Inability to perform during testing and training
Where it's running
-
Cnib
Toronto, Ontario, Canada Recruiting
Study contacts
- Principal investigator: Samuel Markowitz, MD — University of Toronto
- Study coordinator: Monica Daibert-Nido, MD
- Email: monica.nido@uhn.com
- Phone: 4164819995
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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.