VS

Question 1

What procedures do I need to know for 1st year vision screenings?

Answer 1

1) Bruckner
2) Color Vision
3) Cover Test
4) EOMs
5) Ext Health/Ant Seg
6) Hirshberg
7) NPC
8) Pupils
9) Stereo Acuity
10) VAs

Question 2

Which VAs will we perform in vision screenings?

Answer 2

Distance
Near
Face Dot Paddles

Question 3

How do I know which chart to use for distance VAs in vision screenings?

Answer 3

Lea Symbols: 3-5 yrs old, or non-English speaking, or non-verbal
Sloan/Snellen chart: 6 yrs and older
Face Dot Paddles: <4yrs old, or difficult cases

Question 4

What should be remembered for distance VAs in vision screenings?

Answer 4

All monocular

Test distance: 10 ft (letters), 16 in. (face dot)

Question 5

What are important tips for using the Lea chart?

Answer 5

Matching game 
     (build confidence binocularly)
Name symbols collaboratively
     (If child doesn't name them)
Point to picture 
     (alternative to naming it)
Trainer card 
     (familiarize child with symbols)

Question 6

What should I know about passing/failing VAs?

Answer 6

20/40 is pass/fail cutoff, so start with “test” letters on that line
1 miss allowed for 1-3 symbol/letter line
2 misses allowed for 4-7 symbol/letter line
3 misses allowed for 8-11 symbol/letter line
give credit for corrected errors
Record VAs without “+” or “-“
Convert VA ratios to 20 ft test distance