Mcq Subject: Ophthalmology

Earliest clinical feature of Senile cataract

A. Glare

B. Frequent change of glasses

C. Coloured halos

D. Uniocular polyopia

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Baby born prematurely at 29 wks, on examination at 42 weeks with ROP, both eyes shows stage 2 zone 1 `plus’ disease, how will you manage the patient ?

A. Examine the patient after 1 week

B. Laser photocoagulation of both eyes

C. Laser photocoagulation of worse eye, follow up of other eye

D. Vitreoretinal surgery

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Normal axial length of the eye –

A. 18mm

B. 20 mm

C. 24mm

D. 28 mm

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Most common cause of unilateral proptosis is

A. Thyrotoxicosis

B. Retinoblastoma

C. Intraocular haemorrhage

D. Raised intracranial tension

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Which of the gene is most often implicated in congenital cataract and alpha crystallin mutation?

A. GLC3A

B. PAX6

C. PITX2

D. CRYAA

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Pterygium all are true except:

A. Arise from any pa of conjunctiva

B. Can cause astigmatism

C. Surgery is treatment of choice

D. UV exposure is risk factor

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What is irregular astigmatism-

A. Perpendicular principal meridians

B. Non perpendicular principal meridians

C. Any of the above

D. None of the above

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Orange-skin cornea results due to:

A. Chalcosis

B. Siderosis

C. Ammonia burn

D. Mustard gas

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Diplopia is usually seen in ?

A. Paralytic squint

B. Non-paralytic squint

C. Both of the above

D. None of the above

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What is the treatment of threshold ROP?

A. laser photocoagulation

B. slow reduction in oxygen

C. retinal reattachment

D. antioxidants

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