Ophthalmology-Astigmatism/Presbyopia
Quiz by suraj kapoor
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- Q1
Astigmatism can be due to all except
Corneal curvature abnormality
Lenticular curvature abnormality
All can cause Astigmatism
Oblique position of lens
30s - Q2
Mark the incorrect statement about Astigmatism
Oblique displacement of macula can be the cause of astigmatism
Irregular astigmatism can be seen in keratoconus
All are correct
Against the rule- Vertical axis is steeper
30s - Q3
Bioblique astigmatism
2 meridian are not horizontal but at 90 degree
All are correct
2 meridian are not at 90 degree to each other
2 meridian are not vertical but at 90 degree
30s - Q4
Incorrect about presbyopia
Fatigue doing close work
Eye strain doing close work
All are correct
It is treated by concave lens
30s - Q5
Presbyopia is treated with
Far glasses
Both
Near glasses
Bifocal if refractory error for far as well
30s - Q6
When both principal meridians are focussed in front of retina
Simple hypermetropic astigmatism
Compound myopic astigmatism
Simple myopic astigmatism
Compound hypermetropic astigmatism
30s - Q7
Identify
Astigmatic fan
None of the above
Corneal topography
Placido disk
30s - Q8
Laser eye surgery for Astigmatism can be done in
Age >40 years
Patient with diabetes
Vision of eye still changing
All of the above
30s
