Actively Recruiting

Age: 18Years - 80Years
All Genders
Healthy Volunteers
NCT02014389

Evaluation of Objective Perimetry Using Chromatic Multifocal Pupillometer

Led by Sheba Medical Center · Updated on 2024-04-25

200

Participants Needed

1

Research Sites

682 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Objective perimetry can better monitor visual field defects in retinal dystrophy and Glaucoma patients than conventional subjective perimetry. The PLR ( Pupil Light Reflex to short and long wavelength stimuli should be significantly lower compared to healthy participants in areas of visual field defects in retinal dystrophy and Glaucoma patients.

CONDITIONS

Official Title

Evaluation of Objective Perimetry Using Chromatic Multifocal Pupillometer

Who Can Participate

Age: 18Years - 80Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Age 18-80 years old.
  • Signing informed consent.
  • Pupillary reflex to light.
Not Eligible

You will not qualify if you...

  • Cloudy corneas.
  • Surgical intraocular ophthalmic procedure within the past 30 days.
  • No reactive pupils.
  • Synechia of the iris to the lens after surgery or inflammation.
  • Neovascularization.
  • Axenfeld-Rieger Syndrome.
  • Iris atrophy (ICE syndrome).
  • Iris coloboma.
  • Sphincter damage due to ischemia.
  • Sphincter damage due to trauma (tears of sphincter or diffuse damage to muscle).
  • Sphincter damage due to Herpes Zoster Uveitis.
  • Sphincter damage due to high intraocular pressure.
  • Iris tumor or cyst.
  • Ectropion uvae.
  • Adie's pupil.
  • Third nerve aberrant regeneration of the iris sphincter.
  • RP patients with Optic neuropathy with the potential of producing a positive RAPD (Relative Afferent Pupillary Defect).
  • Chronic use of myotics or mydriatics.
  • Systemic medication that have affect on pupillary reflex .
  • Any condition preventing accurate measurement or examination of the pupil.

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

Sheba Medical Center

Tel Litwinsky, Israel, 52621

Actively Recruiting

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Research Team

Y

Ygal Rotenstreich, MD

CONTACT

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

2

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