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Astigmatic Vector Analysis of Posterior Cornea - a Comparison Among Healthy, Forme Fruste and Overt Keratoconus Corneas

NCT02698709 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 698

Last updated 2016-03-04

No results posted yet for this study

Summary

The main purpose of this study is to determine new diagnostic criteria for an eye disease called keratoconus.

Conditions

  • Keratoconus

Interventions

OTHER

Analysis of anterior and posterior corneal surfaces

Corneal data obtained from a Scheimpflug-based topographer were converted to astigmatic vectors in accordance to the method proposed by Thibos

Sponsors & Collaborators

  • University of Sao Paulo

    lead OTHER

Principal Investigators

  • Milton R Alves, MD, PhD · Clínica Oftalmológica HCFM/USP

Eligibility

Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2015-05-31
Primary Completion
2015-08-31
Completion
2015-09-30

Countries

  • Brazil

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT02698709 on ClinicalTrials.gov