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Primary Eye and Vision Care > Aniseikonia > Flashcards

Aniseikonia Flashcards

1
Q

It is a binocular condition, so the image in one eye is perceived as different in size compared to the image in the other eye

A

Aniseikonia

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2
Q

Aniseikonia is a Greek term which means?

A

Unequal images

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3
Q

He commented upod the probability of unequal image sizes

A

Donders

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4
Q

He discussed the possibility

A

C. Hess

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5
Q

He designed iseikonic lenses for aniseikonia

A

Von Rohr

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6
Q

Condition in which the size and shape of the ocular images are equal

A

Iseikonia

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7
Q

Condition which ocular images are unequal in size and shape

A

Aniseikonia

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8
Q

Lenses which correct aniseikonia and include the correction of refractive error

A

Iseikonic Lenses

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9
Q

Eyes are gazing in a certain direction; images are different in size

A

Static Aniseikonia

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10
Q

Optically induced anisophoria; eyes have to rotate a different amount to gaze at the same point in space

A

Dynamic Aniseikonia

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11
Q

The size of one ocular image is symmetrically larger than the other

A

Symmetrical Overall

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12
Q

The size of one ocular image is symmetrically larger than the other in one meridian only

A

Symmetrical Meridional

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13
Q

Combination of overall and meridional is manifested

A

Symmetrical Compound

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14
Q

Variation in size differ from different positions of the visual field

A

Assymetrical

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15
Q

Image distortion increases progressively in both directions

A

Assymetrical Pincushion

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16
Q

Image distortion decreases progressively in both directions

A

Assymetrical Barrel

17
Q

Image difference increases progressively in one direction

A

Assymetrical Prismatic

18
Q

Image size remains the same but there occurs an oblique distortion of shape

A

Assymetrical Oblique

19
Q

Assymetric convergence and stereoscopic disparities exists as when veiwing the object located to one side

A

Normal

20
Q

Based on binocular space perception

A

Space Eikonometric Method

21
Q

Based on directly comparing perceived image sizes between the two eyes

A

Direct Comparison Method

22
Q

Uses as a target a cross with a small white disc at the center of a black square at its intersection

A

Space Eikonometer

23
Q

The Awaya test for Aniseikonia provides a manual method to detect and calibrate the aniseikonic condition

A

New Aniseikonia Test

24
Q

An easy-to-use Windows software program to test the aniseikonia of a patient

A

Basic Aniseikonia Test

25
Q

A Windows software program for the clinical management of aniseikonia. It contains an advanced aniseikonic test, and a design tool to calculate correcting prescriptions.

A

Aniseikonia Inspector

Primary Eye and Vision Care (4 decks)

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