Anisometropia and Aniseikonia Flashcards

1
Q

A condition in which the refractive status of one eye differs
from that the other.

A

Anisometropia

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2
Q

The refractive status is equal in both eyes.

A

Isometropia

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3
Q

A form of anisometropia in
which one eye is myopic and the other
hyperopic.

A

Antimetropia

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4
Q

The other word for anisometropia

A

Assymetropia

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5
Q

A condition in which both eyes have unequal refractive power

A

Anisometropia or Assymetropia

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6
Q

It is hereditary in origin

A

Congenital Anisometropia

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7
Q

Created by trauma, pathology or the results of systemic changes.

A

Acquired Anisometropia

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8
Q

The total refraction of the two eyes can be equal, but the axial length may be different.

A

Relative anisometropia

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9
Q

A condition when both eyes are ametropic

A

Mixed anisometropia

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10
Q

A condition in which one eye is normal and the other one is either myopic or hyperopic.

A

Simple anisometropia

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11
Q

A condition in which both eyes are either hyperopic or myopic, but one eye has a higher refractive error.

A

Compound anisometropia

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12
Q

A condition in which one eye is normal and the other has either myopic or hyperopic astigmatism.

A

Simple Astigmatic Anisometropia

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13
Q

A condition when both eyes are astigmatic but of unequal degree.

A

Compound Astigmatic Anisometropia

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14
Q

If the anisometropia is high and the eyes have a good VA.

A

Alternating Vision

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15
Q

A concomitant convergent squint occurs in
children with the eye having the defect
becoming convergent.

A

Strabismus

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16
Q

If the defect in one eye is high and if its VA is not good

A

Amblyopia

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17
Q

A condition reffered to as “cross-eyed”

A

Strabismus

18
Q

It is when a patient has a double vision

19
Q

A red reflex is when light is transmitted through the
transparent portions of the eye and reflects off the retina,
creating a reddish orange reflection in the eyes.

A

iScreen Vision

20
Q

The Worth Four Light Test is also known as

A

Worth’s Four Dot test

21
Q

It comes from Greek which means unequal images

A

Aniseikonia

22
Q

The image in one eye is perceived as different in size compared to
the image in the other eye.

A

Aniseikonia

23
Q

He designed iseikonic lenses for aniseikonia

24
Q

A condition in which ocular images are unequal in size and shape

A

Aniseikonia

25
A condition in which the size and shape of the ocular images are equal
Iseikonia
26
Lenses which correct aniseikonia and include also the correction of refractive error
Iseikonic lenses
27
`Eyes are gazing in a certain direction
Static aniseikonia
28
Eyes have to rotate a different amount to gaze at the same point in space
Dynamic aniseikonia
29
The size of one ocular image is symmetrically larger that the other in one meridian only
Medional
30
The size of one ocular image is | symmetrically larger that the other.
Overall
31
Variation in size differ from different positions of the visual field
Assymetrical
32
The image difference increases progressively in one direction
Prismatic
33
The image distortion decreases progressively in both directions
Barrel
34
The image distortion increases progressively in both directions
Pincushion
35
The image size remains the same but there occurs an oblique distortion of shape
Oblique
36
It is based on binocular space perception.
Space Eikonometric Method
37
It is based on directly comparing perceived image sizes between the two eyes
Direct Comparison Method
38
An instrument used for measuring aniseikonia
Space Eikonometer
39
The Awaya test for Aniseikonia provides a manual method to detect and calibrate the Ainseikonic condition.
New Aniseikonia Test
40
Is an easy-to-use Windows software program to test he Aniseikonia of the PX
Basic Aniseikonia Test
41
Is a Windows software program for the clinical management of Aniseikonia
Aniseikonia Inspector