20 - PGI december 2008 opthalmology mcqs - 1

Q: which of the following are the causes of exudative retinal detachment ?

a. central serous retinopathy

b. scleritis

c. pre eclampsia

d. central retinal artery occlusion

answer: a , b , c .

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retinal detachment is normally of three types

1. rhegmatogenous retinal detachment
2. exudative retinal detachment
3. tractional retinal detachment

the causes of the exudative retinal detachment are :

A. systemic causes : toxemia of pregnancy, reno vascular hypertension, polyarteritis nodosa and blood dyscrasias

B. ocular causes are again divided into

B1. inflammations : harada's disease, posterior scleritis, sympathetic opthalmitis, orbital cellulitis

B2. vascular causes : central serous retinopathy , exudative retinopathy of coats

B3. tumors : retinoblastoma ( exophytic type ) and malignant melanoma of choroid

B4. others : perforation of globe and intraocular operation

more questions will be posted later ............