Amblyopia and Strabismus Flashcards
What is Amblyopia?
Red in VA in absence of Organic Disease
Abn visual Devt- Brain Supresses
Unilateral or some Bi
What is Strabismus?
Misaligned eyes.
What are the 3 etiologies of Amblyopia?
Strabismic- misalignment
Refractive- eye with less refractive error is favored
Form-Deprivation: Cataracts, corneal scarring, occlusion
How can Amblyopia be Detcted?
Assess red reflex
Determine Visual acuity
Eval ocular Alignment
What is Esotropia? Exotropia?
Eye deviates in
Eye deviates out
What are the eye exams to do on the Newborn?
Corneal Light reflex Red reflex Pupillary Reflex sluggish Fundus exam EOM uncoordinated
What are the eye exams to do on infants to 2 years old?
Fixes and follows an opject of interest. EOM testing
Central, steady and maintained
Cover Good eye. Rxn?
What are the eye exams to do on 2-4 year olds?
E game
What are the eye exams to do on the Child?
Snellen
E game
What is the Tx of Amblyopia?
How do you Optomize retinal image?
Optomize retinal image
- Clear the visual pathway: cataract or ptosis
- correct refrctive error
What is the Tx of Amblyopia?
How do you Intensify the neural image to visual cortex
Intensify the neural image to visual cortex
- occlusion Thx
- Penalization with cycloplegic to better eye
What is Atropine Penalization Therapy?
Atropine 1% one drop in non- ambliopic eye
Eye cannot accomidate for near vision
Amblyopic Eye for near vision
Better eye for far sight.
WHat is the Surgery for Strabismus?
Move EOM position to more posterior/lateral.
Who should be immediately referred for Strabismus?
Poor red reflex one/both eyes
Concern about vision
Asymmetric or diminishingVA
Constant or acute onset strabismus
