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122348 Ophthalmology

A 60 years old man who underwent phacoemulsification surgery one year back has come with the complaint of blurring of vision in that eye for the past one month. The defective vision was gradual in onset and it was not associated with pain, redness or watering. He says following surgery, his vision was clear. The most common cause is

APosterior capsular opacification
BNeovascular glaucoma
CChorioretinitis
DCystoid macular edema
Ophthalmology
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122352 Medicine

A 27-year-old woman presents with acute vision loss and pain in the left eye, but no other symptoms. On examination, she appears well, visual acuity is not possible, and she can only perceive movement and bright light. The direct pupillary reflex is absent but the indirect (consensual) response is normal. The optic disc is edematous. An example of the pathologic changes seen in her optic nerve are shown in Figure A. It shows a plaque of demyelination in the optic nerve as compared to a normal sample in Figure B. Which of the following is the most likely diagnosis?Figure AFigure B

Adiabetic microvascular disease
Barteriosclerosis
Ctrauma
Dmultiple sclerosis
Medicine
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