Evolution of a Novel Optical Coherence Tomography Based Index in Diagnosing Keratoconus

Last updated: November 21, 2023
Sponsor: Tianjin Eye Hospital
Overall Status: Active - Recruiting

Phase

N/A

Condition

Eye Disease

Vision Loss

Treatment

Pentacam, Corvis ST and CASIA2

Clinical Study ID

NCT06152484
KY2023063
  • All Genders
  • Accepts Healthy Volunteers

Study Summary

Comparison of corneal topography based on oct OCT principle (CASIA2) with Pentacam and Scheimpflug-based biomechanical devices (Corvis ST) in screening and diagnosing keratoconus; and evaluation of the consistency with Pentacam in measuring corneal parameters (such as curvature and thickness).

Eligibility Criteria

Inclusion

Inclusion Criteria:

  1. Best corrected visual acuity (BCVA) ≥ 20/20;
  2. No other eye diseases except myopia and astigmatism;
  3. The cornea was transparent, and there was no cloud or pannus;

Exclusion

Exclusion Criteria:

  1. The presence of ocular diseases other than myopia and keratoconus;
  2. Ocular trauma;
  3. Previous ocular surgery; 4 Patients were required to stop wearing soft contact lensesfor at least 2 weeks and rigid contact lenses for at least 4 weeks before examination;
  4. Pregnant and lactating women;

Study Design

Total Participants: 200
Treatment Group(s): 1
Primary Treatment: Pentacam, Corvis ST and CASIA2
Phase:
Study Start date:
July 01, 2023
Estimated Completion Date:
April 01, 2024

Connect with a study center

  • Tiajin Eye Hospital

    Tianjin, Tianjin
    China

    Active - Recruiting

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