Amblyopia Flashcards

1
Q

Defect of central vision.

A

Amblyopia

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2
Q

The most common form of amblyopia.

A

Strabismic Amblyopia

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3
Q

Result from competitive or inhibitory interaction between neurons carrying the nonfusible inputs from the two eyes.

A

Strabismic Amblyopia

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4
Q

It develops when unequal refractive error in the two eyes causes the image on the one retina to be chronically defocused.

A

Anisometropic Amblyopia

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5
Q

Unilateral high myopia (-6D).

A

Severe amblyopia loss

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6
Q

Result from large, approximately equal, uncorrected refractive error in both eyes of a young chlld.

A

Isometropic amblyopia

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7
Q

Uncorrected bilateral astigmatism in early childhood may result in loss of resolving ability limited to chronically blurred meridians.

A

Meridional amblyopia

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8
Q

It is usually caused by congenital or early acquired media opacity.

A

Stimulus Deprivation Amblyopia

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9
Q

The least common but most damaging and difficult to treat.

A

Stimulus Deprivation Amblyopia

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10
Q

Form of deprivation caused by excessive therapeutic patching.

A

Occlusion amblyopia

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11
Q

Allow the examiner to test the crowding phenomenon with isolated optotype.

A

Crowding bar/ contour interaction bars

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12
Q

Cataracts capable of producing amblyopia require surgery without unnecessary delay.

A

Cataract removal

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13
Q

Optical prescription for amblyopic eyes should not correct the full refractive error as determined with cycloplegia.

A

Refractive correction

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14
Q

The most powerful means of treating of amblyopia by enforced use of the defective eye.

A

Occlusion and optical degradation

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15
Q

Should generally be used only when constant strabismus eliminates any possibility of useful binocular vision.

A

Full time patching

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16
Q

Compliance with occlusion therapy for amblyopia declines with increasing age.

A

Part-time occlusion