Brinda Haren Shah¹* and Dr. Dipali Satani(Purohit)²

¹Ph.D. Scholar, Optometry, Gujarat University, India
²Professor of Ophthalmology, SHRI C.H. Nagri Eye Hospital, SMT. NHL Municipal Medical College, India

*Corresponding Author: Brinda Haren Shah, Ph.D. Scholar, Optometry, Gujarat University, India

Received: October 07, 2023; Published: October 24, 2023

Abstract

Background: Achromatopsia, a rare genetic disorder, results in complete or near-complete color blindness, impacting visual perception and causing associated challenges such as reduced visual acuity, light sensitivity (photophobia), and involuntary eye movements (nystagmus). Low vision aids play a pivotal role in mitigating these challenges, aiming to enhance visual acuity, alleviate photophobia, and facilitate daily activities for individuals with achromatopsia. This study investigates the utilization and effectiveness of various low vision aids tailored to address the specific needs of individuals with achromatopsia.

Methodology: A prospective cross-sectional study was conducted over a period of three years in several blind schools in Gujarat, India. Enrollment criteria included informed consent, achromatopsia diagnosis, and categorization under low vision. The study utilized assessments for visual acuity, contrast sensitivity, and color vision. Participants were prescribed low vision aids such as spectacle filters, tinted lenses, telescopic systems, handheld electronic magnifiers, and head-mounted electronic devices based on their individual requirements. A three-month training program was provided to ensure proficient use of the prescribed aids. Data analysis was performed using SPSS software and Microsoft Excel, and the results were analyzed and interpreted accordingly.

Results: The study included 39 subjects with achromatopsia. Tinted lenses, particularly in yellow and red tints, were found to alleviate photophobia and improve visual acuity and contrast sensitivity. Spectacle-mounted devices and handheld electronic magnifiers were widely utilized by the participants, showcasing improvements in distance viewing and reading abilities. Electronic low vision aids, specifically head-mounted devices with cameras, demonstrated potential in enhancing visual acuity and facilitating various tasks, enabling greater independence and efficiency.

Conclusion: Low vision aids, including personalized tinted lenses and electronic devices, have proven to be instrumental in ameliorating the visual challenges faced by individuals with achromatopsia. Spectacle filters and tinted lenses significantly alleviate photophobia and improve visual function. Electronic aids, offering real-time magnification and adjustable contrast settings, display promise in enhancing visual acuity and promoting greater independence in daily activities. A tailored approach, considering individual preferences and needs, coupled with comprehensive rehabilitation and support, maximizes the effectiveness of low vision aids. Continued research and technological advancements are crucial to developing specialized low vision aids for achromatopsia, further enhancing the quality of life for affected individuals.

Keywords: Achromatopsia; Low Vision Aids; Visual Acuity; Photophobia; Electronic Magnifiers; Tinted Lenses; Contrast Sensitivity; Head-Mounted Devices; Quality of Life

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Citation

Citation: Brinda Haren Shah and Dipali Satani. “Utilization of Low Vision Aids in Achromatopsia".Acta Scientific Ophthalmology 6.11 (2023): 49-52.

Copyright

Copyright: © 2023 Brinda Haren Shah and Dipali Satani. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.