Actively Recruiting

Phase Not Applicable
Age: 18Years - 80Years
All Genders
Healthy Volunteers
NCT03475147

Smartphone Flicker Fusion Test for Patients With Optic Disorders.

Led by Randy Kardon · Updated on 2025-11-24

500

Participants Needed

1

Research Sites

570 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

The purpose of this project is to validate a quick, easy-to-use and administer smartphone flicker fusion test. The app (called eyeFusion) can potentially be used to easily and quickly collect critical flicker fusion measurements on patients admitted with optic disorders as part of the clinical care process.

CONDITIONS

Official Title

Smartphone Flicker Fusion Test for Patients With Optic Disorders.

Who Can Participate

Age: 18Years - 80Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Age between 18 and 80 years
  • Healthy normal controls with no known eye disorders
  • Patients aged 18 to 80 years with clinically associated scotoma
Not Eligible

You will not qualify if you...

  • Presence of scotoma or any other ocular disorder in healthy controls
  • Presence of any other ocular disorder in patients with scotoma

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

University of Iowa

Iowa City, Iowa, United States, 52240

Actively Recruiting

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Research Team

J

Julie K Nellis, BSN

CONTACT

J

Jan Full, BSN

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NON_RANDOMIZED

Model

PARALLEL

Primary Purpose

SCREENING

Number of Arms

2

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