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Related Experiment Videos

Reliability in perimetry.

L C Norden1

  • 1Optometry Section, VA Medical Center, Birmingham, AL 35294.

Journal of the American Optometric Association
|December 1, 1989
PubMed
Summary
This summary is machine-generated.

Patient reliability is crucial for accurate vision testing. This review details methods to assess and improve patient reliability in various perimetry techniques, from modern instruments to manual methods.

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Area of Science:

  • Ophthalmology
  • Visual Sciences
  • Medical Instrumentation

Background:

  • Patient reliability is a key limitation in sophisticated visual field testing.
  • Modern perimetry instruments include multiple indicators to assess patient reliability.
  • Older methods like Goldmann perimetry also employ techniques to ensure reliability.

Purpose of the Study:

  • To review methods for assessing and enhancing patient reliability in different perimetry techniques.
  • To provide a clinical guide for applying these reliability measures.

Main Methods:

  • Review of ophthalmic literature on perimetry.
  • Analysis of reliability indicators in modern threshold and suprathreshold perimetry.
  • Examination of techniques for manual (Goldmann) and screening perimetry.

Related Experiment Videos

  • Evaluation of methods for confrontation perimetry.

    • Main Results:

    • Modern perimetry uses refractive correction, pupil control, and response monitoring to enhance reliability.
    • Statokinetic techniques aid reliability in manual perimetry.
    • Screening perimetry assesses reliability through miss analysis (number, location, repeatability).
    • Finger-counting and color-naming enhance reliability in confrontation perimetry.

    Conclusions:

    • Various perimetry methods offer specific techniques to assess and improve patient reliability.
    • Understanding and applying these methods is essential for accurate clinical practice.