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Unilateral high myopia: optical components, associated factors, and visual outcomes
1Division of Ophthalmology, Children's Hospital and Regional Medical Center, Seattle, Seattle, WA 98105, USA. aweiss@chmc.org
The British Journal of Ophthalmology
|July 26, 2003
Summary
Unilateral high myopia in children is often linked to underlying ocular disorders or genetic factors. Most cases involve significant differences in eye length and refractive error between the two eyes.
Area of Science:
- Ophthalmology
- Pediatric Optometry
- Genetics
Background:
- Unilateral high myopia presents a significant challenge in pediatric eye care.
- Understanding its optical basis and contributing factors is crucial for early intervention.
Observation:
- A review of 48 children with unilateral high myopia (≥5 diopters) revealed axial length differences.
- The more myopic eye was, on average, 3.3 mm longer than the less myopic eye.
Findings:
- Ninety-four percent of cases exhibited unilateral axial myopia.
- Associated conditions included ocular disorders, central nervous system abnormalities, or family history of high myopia in most patients.
Implications:
- Identifying clinical factors associated with unilateral high myopia is possible in most children.
- These factors often explain the resulting visual impairment, guiding management strategies.