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Author Spotlight: An Automated Method for Assessing Visual Acuity in Infants and Toddlers Using an Eye-Tracking System
Published on: March 17, 2023
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A survey on stimuli for visual cortical function assessment in infants
Farveh Daneshvarfard1, Nasrin Maarefi2, Hamid Abrishami Moghaddam1
1Faculty of Electrical Engineering, K.N. Toosi University of Technology, Tehran, Iran; Inserm UMR 1105, Faculté de Médecine, Université de Picardie Jules Verne, Amiens, France.
Brain & Development
|August 15, 2017
Summary
This review evaluates visual stimuli for assessing infant visual evoked potentials (VEPs). It details how stimulus properties impact VEPs and provides normative data for diagnosing visual development in infants.
Area of Science:
- Neuroscience
- Developmental Psychology
- Ophthalmology
Background:
- Visual processing undergoes significant development in infancy.
- Assessing infant visual function requires age-appropriate stimuli.
- Visual evoked potentials (VEPs) are crucial for evaluating visual pathway maturation.
Purpose of the Study:
- To review commonly used visual stimuli for eliciting VEPs in infants.
- To analyze the characteristics of VEPs elicited by different stimuli.
- To present studies on infant visual functions like orientation and motion selectivity.
Main Methods:
- Literature review of studies using VEPs in infants.
- Evaluation of various visual stimulus types (e.g., pattern, flash).
- Analysis of VEP characteristics (e.g., amplitude, latency) in response to stimuli.
Main Results:
- Stimulus properties significantly influence VEP responses in infants.
- Different stimuli are optimal for assessing specific visual functions.
- Normative data for VEPs aid in tracking visual maturation and clinical diagnosis.
Conclusions:
- Appropriate stimulus selection is critical for accurate infant visual assessment.
- VEPs provide valuable insights into the timing of visual function emergence and maturation.
- This review offers a resource for understanding infant visual development and diagnosis.
