Cataracts

Question 0

Types of cataracts?

Answer 0

1. Nuclear sclerosis
2. Cortical
3. Posterior subcapsular

Question 1

Definition of cataract?

Answer 1

Any opacity in lens regardless of etiology

Question 2

List 6 etiology of acquired cataracts

Answer 2

1. Age related
2. Cataract associated with DM, metabolic disorder, hypocalcemia
3. Traumatic
4. Intraocular inflammation
5. Steroid induce
6. Radiation

Question 3

Cataract Nuclear sclerosis? And their causes

Answer 3

Yellow to brown discoloration at center part of the lens

Age related

Question 4

Cortical cataracts and causes?

Answer 4

Radical opacification in cortex of lens either anterior or posterior

Aging and diabetic

Question 5

Posterior subcapsular cataract and caused?

Answer 5

In posterior lens adjacent to capsule

Steroid induce, intraocular inflm. DM, trauma

Question 6

Clinical features of cataracts?

Answer 6

1. Gradual, painless, progressive decrease in vision
2. Glare, dimness , halos around light at night
3. “Second sight” phenomenon

Question 7

How to diagnose cataract patient?

Answer 7

Slit-lamp exam, changes in red reflex

Question 8

Treatment of cataract?

Answer 8

1. Surgical

I. Extra capsular cataract extraction (ECCE)
II. Phacoemulsification aspiration
III. Intracapsular cataract extraction (ICCE)
IV. Lens aspiration

Question 9

Post-operative complication?

Answer 9

1. Retinal detachment
2. Endothalmitis
3. Macula edema
4. Glaucoma