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Improving visually guided action and perception through use of prisms.

T F Eubank¹, T L Ooi

¹Southern College of Optometry, Memphis, Tennessee, USA. teubank@sco.edu

Optometry (St. Louis, Mo.)

|May 8, 2001

Summary

Ophthalmic prisms effectively aid visual rehabilitation for patients with severe vision loss from various conditions. These prisms help manage visual impairments, improving mobility and perceptual disorders.

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Area of Science:

Ophthalmology
Neuroscience
Rehabilitation Medicine

Background:

Severe vision loss can significantly impact mobility and daily function.
Visual system insults lead to diverse impairments, from acuity loss to spatial disorientation.
Ophthalmic prisms offer a therapeutic approach for distinct visual impairments.

Observation:

This report details the therapeutic application of ophthalmic prisms in managing four patients with distinct, unrelated visual impairments.
The study emphasizes the positive outcomes and specific prismatic prescriptions used for each case.

Findings:

Prismatic prescriptions demonstrated a positive impact on visual rehabilitation across all four patient cases.
The use of prisms effectively addressed visual-field loss and spatial disorientation, enhancing patient mobility.

Implications:

Clinical findings support the efficacy of prisms as a valuable tool in visual rehabilitation.
The neurological mechanisms underlying prism adaptation and their modulatory role in brain function are considered.

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