Cataracts

Question 1

A cloud lens prevents

Answer 1

Light from focusing sharply on the retina

Question 2

Most common complaint of cataracts

Answer 2

Difficult driving at night

Question 3

Types of cataracts

Answer 3

Nuclear, cortical, subcapsular

Question 4

Cataract is the name given to any

Answer 4

Light scattering opacity within the lens

Question 5

As we age ____ resulting in cloudiness and increased density of the lens

Answer 5

Protein precipitate out of the lens matrix

Question 6

Symptoms of cataracts

Answer 6

Decreased vision

Monocular diplopia

Question 7

Second sight

Answer 7

When someone with cataracts is suddenly able to see close up because of lens changes and acts stronger

Question 8

How does light reflex change in a cataract

Answer 8

Poor red reflex

Looks brown

Question 9

Classic diabetes cataract

Answer 9

Snowflake cortical opacities

Question 10

Cataract in diabetic patients commonly present as

Answer 10

Cortical or posterior subcapsular cataracts

Question 11

When you have your natural lens

Answer 11

Phakic

Question 12

When cataract is removed but not replaced

Answer 12

Aphakic

Question 13

When cataract is replaced with an artificial lens

Answer 13

Pseudophakia

Question 14

Wilson’s disease

Answer 14

Sunflower cataract

Due to copper deposition (chalcosis lentis)

Question 15

Drugs used in autoimmune diseases can cause cataracts

Answer 15

Corticosteroids

Question 16

This stage is irreversible and opacity do not clear

Answer 16

Stage 2 & 3

Question 17

Clear, spherical and fluid filled spaces within the lens cortex

Answer 17

Lens vacuoles

Question 18

Most studies have shows that only ___ are associates with increase exposure to sunlight

Answer 18

Cortical cataracts

Question 19

Loss of transparency associated with calcium probably caused bu

Answer 19

Action of calpain II (protease)

Question 20

Most common type of cataract

Answer 20

Nuclear cataract

Gives you second sight

Question 21

Cortical cataracts tends to occur more often in pts with

Answer 21

Diabetes

Question 22

Cortical cataracts

Answer 22

Start on the edge and progress towards the center

Question 23

Electric shock

Answer 23

Might give you a cataract from trauma

Question 24

Endophthalmitis

Answer 24

Infection of the whole eye

Complication of cataract surgery

Question 25

Posterior sub-capsular opacity post OP

Answer 25

The back of the lens capsule eventually becomes cloudy and blurs vision

Question 26

Flomax

Answer 26

Can cause floppy iris syndrome