Clinical trial Recruiting at 1 site Observational Ages 3 to 12

Observing blood biomarkers in children with amblyopia

Official title: Prognostic Value of Plasma Biomarkers Among Patients With Amblyopia

Run by Zhongshan Ophthalmic Center, Sun Yat-sen University · NCT05705778 · Data updated 2026-11-12

This study looks at blood samples from children with amblyopia to see if certain markers can help predict how well their treatment will work.

Quick facts

Study typeObservational
Ages3 Years to 12 Years
SexAll
Enrollment600 (estimated)
SponsorZhongshan Ophthalmic Center, Sun Yat-sen University
Academic / other
Locations1 site (Guangzhou, Guangdong)
StatusRecruiting
StartedNovember 1, 2022
Main results expectedOctober 31, 2025
Study endsOctober 31, 2027
Registry record updatedJanuary 31, 2023
Trial IDNCT05705778 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are children aged 3 to 12 years who have been diagnosed with amblyopia and can tolerate the standard treatment.

Probably not a fit

Patients with previous treatment history for amblyopia or those with significant ocular or neurological disorders 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 investigate the predictive effect of plasma biomarkers on treatment outcomes in children diagnosed with amblyopia. It will involve children aged 3 to 12 years who are undergoing standard amblyopia treatment, with follow-up visits every three months. The study also seeks to explore the mechanisms of neuromodulation in the visual development of these children. By analyzing blood samples, researchers hope to identify biomarkers that can predict treatment success.

Why it matters

Potential benefit: If successful, this study could lead to more personalized and effective treatment strategies for children with amblyopia.

How similar studies have gone: While there is ongoing research into biomarkers for various conditions, this specific approach in amblyopia treatment is relatively novel and has not been extensively tested.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Diagnosed with amblyopia
* 3-12 years of age
* Able to tolerate amblyopia treatment
* Agree to be involved in this study and agree to have a follow up visit every 3 months.

Exclusion Criteria:

* Have previous treatment history before
* Have pathological ocular anomalies known to cause reduced visual acuity
* Have previous psychiatric, visual or neurological disorders
* Have eccentric fixation and/or abnormal retinal correspondence
* Have attention disorder and learning disability that cannot comprehend psychophysical test instructions given and/or consent for themselves

Where it's running

  • Zhongshan Ophthalmic Center
    Guangzhou, Guangdong, China
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.