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Related Experiment Video

Updated: Aug 4, 2025

Subretinal Transplantation of Human Embryonic Stem Cell-Derived Retinal Tissue in a Feline Large Animal Model

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Published on: August 5, 2021

Driving with retinitis pigmentosa.

Rachael C Heath Jeffery^1,2,3, Johnny Lo⁴, Jennifer A Thompson⁵

¹Centre for Ophthalmology and Visual Science, The University of Western Australia, Perth, Western Australia, Australia.

Ophthalmic Genetics

|April 4, 2023

Summary

This summary is machine-generated.

Only 39% of retinitis pigmentosa (RP) patients meet driving standards, and many unaware drivers fail visual field tests. Younger age is key for passing fitness to drive (FTD) assessments.

Keywords:

Inherited retinal disease driving standards retinal dystrophy retinal imaging retinitis pigmentosa visual field testing

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Published on: April 11, 2025

Area of Science:

Ophthalmology
Genetics
Public Health

Background:

Retinitis pigmentosa (RP) is an inherited retinal disease affecting visual function.
Assessing fitness to drive (FTD) is crucial for RP patients' independence and safety.
Current visual standards for driving may not adequately capture the functional vision of RP patients.

Purpose of the Study:

To determine the proportion of retinitis pigmentosa (RP) patients who meet Australian fitness to drive (FTD) visual standards.
To identify clinical and genetic predictors of meeting driving standards in RP patients.
To assess the driving status and visual field parameters of RP patients.

Main Methods:

A prospective case series of 228 RP patients with clinical or genetic diagnosis.
Collected data included visual acuity (BEVA), binocular Esterman visual field (BEVF) parameters, and driving status.
Analyzed the proportion meeting FTD standards and predictors for passing, including age and genotype.

Main Results:

Only 39% of RP patients met the FTD visual standards.
Younger age at testing was the sole significant predictor (p < 0.01) for meeting standards.
Among RP patients who drive (55%), 52% met standards, but this dropped to 14% in the 56-65 age group.

Conclusions:

A significant majority of retinitis pigmentosa patients do not meet driving standards.
Many RP drivers are unaware of their failure to meet visual requirements for driving.
Binocular Esterman visual field (BEVF) testing is essential for assessing driving capability in RP patients.