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[Prevention of amblyopia by active production of the macular fixation reflex in infants]
T Baranowska-George1, J Litwińska, M Danieyko-Osman
1Kliniki Okulistycznej AM w Szczecinie.
Insights
Early intervention using alternate eye occlusion in infants can effectively treat abnormal fixation reflexes. Most babies regained normal fixation within two weeks, with persistent issues addressed by further treatment.
Area of Science:
- Ophthalmology
- Pediatric Medicine
- Developmental Neuroscience
Context:
- Infants aged 3 months often present with abnormal visual fixation.
- A significant number of infants exhibit a lack of normal fixation reflex in one or both eyes.
Purpose:
- To evaluate the efficacy of alternate eye occlusion therapy for abnormal fixation reflexes in infants.
- To assess the impact of occlusion duration and subsequent treatments on fixation normalization.
Summary:
- 1455 infants were examined; 155 lacked normal fixation in both eyes, 52 in one eye.
- Alternate eye occlusion therapy was applied for two weeks, resulting in normalization in 83 infants.
- Persistent cases, often with convergent squint, received euthyscope or spheroprismatic glasses treatment, with further normalization observed.
Impact:
- Demonstrates a high success rate for non-invasive occlusion therapy in treating infant visual fixation disorders.
- Highlights the importance of early detection and intervention for optimal visual development.
- Provides evidence for the effectiveness of both occlusion and subsequent pleoptic/spheroprismatic treatments.
Abstract:
Among 1455 examined babies aged 3 months the authors found a lack of normal fixation reflex in both eyes in 155 and in 52 in one eye only. In these eyes the parents applied 3 times a day an alternate occlusion of eyes or of the master eye only showing the babies interesting toys. After 2 weeks 83 babies showed normalization of fixation and after following 2 weeks of over described occlusion only 8 of them did not reveal a normal fixation reflex. These babies exhibited also a convergent squint. The pleoptic treatment by means of an euthyscope was installed, followed by normalization of the fixation reflex in 3. The rest of the patients was treated with spheroprismatic glasses by localization method.