Retino Vitreal Disorders

Question 1

Sudden monocular loss of vision (worse on wakening), cotton wool spots, optic disc swelling, retinal hemorrhages

Answer 1

Central Branch Retinal Vein Occlusion

Question 2

-Suddeen monocular loss of vision without pain. Mild swelling of retina.

Answer 2

Central Branch Retinal Artery Occlusion

Question 3

-Progressively worsening blurred vision. Descending curtain, central vision intact until macula detaches

Answer 3

Retinal Detachement

Question 4

• Most common cause of blindness >65yrs
• Microvascular complications of DM
• Coton wool spots, hemorrhages, dilated weans, hard exudates. Vision changes

Answer 4

DM Retinopathy

Question 5

Lack of vision symptoms. Cotton wool spots. Hard exudates.

End organ damage d/t HTN

Answer 5

HTN Retinopathy

Question 6

• Sudden vision loss. Acute onset of floaters. Vision may range from 20/20 to light perception only.
• Broad etiology: trauma, retinal tears, DM

Answer 6

Vitreous Hemorrhage.

Question 7

• Loss of sharp, central vision. Straight lines appear crooked.
• Risks: >50yrs, caucasion, smoking.
• Most common cause of vision loss worldwide.
• Dry: Light sensitive cells break down
• Wet: Abnorm. blood vessels behind retina, grow under macula
• Tx: Inhibitors of vascular growth factor

Answer 7

Macular Degeneration