Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Computerised campimetry with static dark-on-bright stimuli

E Mutlukan1

  • 1Department of Ophthalmology, Henry Ford Hospital, Detroit, Michigan.

Documenta Ophthalmologica. Advances in Ophthalmology
|January 1, 1993
PubMed
Summary

This study introduces a new perimetric method using low contrast dark stimuli on a video display unit (VDU). This approach accurately detects central visual field defects, even those missed by traditional methods.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Red dots visual field test with blue on yellow & blue on red macula test grid.

Eye (London, England)·2005
Same author

The use of antimetabolites with trabeculectomy: a critical appraisal.

Journal of glaucoma·2001
Same author

Prevent Blindness America Visual Field Screening Study.

American journal of ophthalmology·1996
Same author

Diffuse and localised visual field defects to automated perimetry in primary open angle glaucoma.

Eye (London, England)·1995
Same author

Topographical reproducibility of small scotoma using computerised dynamic fixation target.

Documenta ophthalmologica. Advances in ophthalmology·1995
Same author

The effect of refractive blur on the detection sensitivity to light offsets in the central visual field.

Acta ophthalmologica·1994

Area of Science:

  • Ophthalmology
  • Visual Neuroscience
  • Medical Imaging

Background:

  • Traditional perimetry often uses light increment stimuli.
  • Subtle visual field defects can be missed by conventional methods.
  • Accurate assessment of the central visual field is crucial for diagnosing various ocular and neurological conditions.

Purpose of the Study:

  • To describe a novel perimetric examination technique.
  • To evaluate the efficacy of low contrast static dark-on-bright stimuli on a video display unit (VDU).
  • To compare this new method with conventional luminous stimuli for detecting central visual field defects.

Main Methods:

  • Utilized a video display unit (VDU) for perimetric examination.
  • Employed low contrast static dark-on-bright stimuli (light decrement).
  • Determined threshold detection sensitivities in normal and pathological central visual fields (glaucoma, diabetes, neuro-ophthalmic patients).

Main Results:

  • The static dark stimuli demonstrated high accuracy in documenting central visual field defects.
  • This method revealed field loss missed by conventional luminous stimuli of similar size and duration.
  • Threshold sensitivities were successfully determined in diverse patient groups.

Conclusions:

  • Low contrast static dark stimuli on VDU represent a promising new approach for central visual field testing.
  • This technique offers improved sensitivity for detecting subtle visual field loss.
  • The method shows potential for enhanced diagnosis and monitoring of visual field impairments.

Related Experiment Videos