Contact Lenses Midterm 1.1

Front 1

CLS improved vision over specs
(4)

Back 1

High errors
High cyl
Keratoconus
Bad refractive surgery/PKP

Front 2

T/F CLS pts. with hypothyoidism have problems with CLS.

Back 2

false
hyperthyroidism

Front 3

What is a very important part of CLS history?

Back 3

compliance

Front 4

What is the first step to success with CLS

Back 4

thorough slit lamp xm

Front 5

Cornea edema, what would you fit?

Back 5

high DK RGP or high DK/T hydrogel

Front 6

Papillae/Follices, what would you fit?

Back 6

depending on severity, RGP, dailies softs, or frequent replacement w/ no preservative solutions

Front 7

Limbal vessels: What size is contraindicated?

Back 7

>2mm
1-2mm refit/discont

Front 8

If you have acute edeam what do you see? (2)

Back 8

striae and folds

Front 9

If you have chronic edema, what do you see? (2)

Back 9

Microcysts and Vacuoles

Front 10

What do infiltrates mean?

Back 10

active inflammation

Front 11

What does hyperemia mean?

Back 11

eye needs more oxygen or poor fit

Front 12

T/F Lids are not always flipped on CLS pts.

Back 12

FALSE
every pt. every time

Front 13

T/F Clogged meibomian glands are common in CLS pts.

Back 13

TRUE

Front 14

Presence of what in endothelial is contraindicated (2)?

Back 14

Presence of guttata or endothelial dystrophy

Front 15

Schirmer test results is bad when

Back 15

< 10 mm 5 minutes

Front 16

TBUT < ___ secs is bad.

Back 16

10 secs

Front 17

What is HVID and what is it for?

Back 17

Horizontal Visible Iris Diameter
for overall diameter selection

Front 18

What is pupil size for?

Back 18

optic zone

Front 19

Normal blink rate is

Back 19

12bpm

Front 20

What is the most important factor for success?

Back 20

pt. movtivation

Front 21

How many CLS wearer world wide

Back 21

110 million

Front 22

Why so many CLS pt dropouts?

Back 22

comfort (47%)

Front 23

How many complications assoc.?

Back 23

1/20 every year

Front 24

T/F It is best to treat dry eye after lens fit.

Back 24

False, Before if possible

Front 25

What are the assessments (5) for CLS wear?

Back 25

History
NI-TBUT
Tear prism
SPK
MG Expression

Front 26

CL dry eye, what lens materials could you use? (3)

Back 26

SCL: low-water content lenses, SiHy
RGP: low-Dk wets better
Daily disposables?

Front 27

What are 3 signs for MGD

Back 27

-Clogged glands, yellowy secretions
-Red, inflamed lid margins
-Lipid deposits

Front 28

What are 4 conditions associated with MGD?

Back 28

Seborrheic dermatitis
Rosacea
Blepharitis
Accutane therapy

Front 29

T/F Eyes itch more after lens is removed in CLPC

Back 29

true

Front 30

T/F CLPC is an allergy.

Back 30

true

Front 31

Silicone hydrogels produce what kind of CLPC

Back 31

localized

Front 32

Lid-Wiper Epitheliopathy

Back 32

-Area just behind the lid margin rubs against lens
-More common in patients with dry eye symptoms

Front 33

What does diffuse staining indicate?

Back 33

solution toxicity
viral

Front 34

T/F Furrow staining is normal

Back 34

true

Front 35

CLARE features (4)

Back 35

Diffuse, angry red eye(s)
corneal infiltrates
lacrimation,
photophobia

Front 36

CLARE cause is an inflammatory reaction to

Back 36

G-exotoxins

Front 37

Corneal edge staining is common at ____ and ___

Back 37

3 and 9 clock hours

Front 38

Vascularized Limbal Keratitis (trio of findings)

Back 38

-severe 3 and 9 staining
-raised epithelial mass
-localized vasc. of cornea

Front 39

VLK is usually related to ___

Back 39

edge design (refit with greater edge lift)