UnknownNot Applicable

Perceptual Learning Improve Visual Function in Patients With Keratoconus

China54 participantsStarted 2022-02-05

Plain-language summary

This project aims at non-progressive keratoconus patients with unsatisfactory visual acuity corrected by spectacles, and explores the effectiveness and maintenance of visual acuity improved by perceptual learning.

Who can participate

Age range9 Years

SexALL

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Inclusion criteria

✓. Aged 9 years or older;
✓. Has been diagnosed as Keratoconus,BAD-D≥2.6;
✓. Change of Kmax \< 1.0 D and change of BAD-D \<0.4175 betweem the last two Pentacam result;
✓. The best corrected visual acuity of both eyes was between 0.1 and 1.0;
✓. Has voluntarily agreed to participate in the study by signing the statement of informed consent.

Exclusion criteria

✕. Has history of acute keratoconus;
✕. Has other eye diseases or other diseases/conditions causing vision loss;
✕. Has eye surgery history in the past 1year;
✕. Is currently using local/systemic medications or other interventions that may affect visual function;
✕. Receiving other treatments that may affect the results of this study, such as contact lenses during the study;
✕. Has any known neurological diseases;
✕. Participating in other studies currently that may affect the results of this study;
✕. Study other reasons that the physician considers inappropriate for inclusion in the program.

What they're measuring

3-months corrected visual acuity

Timeframe: baseline；3 months.

Trial details

NCT IDNCT05220904

SponsorZhongshan Ophthalmic Center, Sun Yat-sen University

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2024-12-30

View on ClinicalTrials.gov More Keratoconus, Stable trials