Midterm 2: Clinical Motility Tests

Question 1

Advantages of King-Devick Saccadic Test

Answer 1

The test can stop at certain points for patients who can’t finish the whole test. This is because each section is timed differently.

Used in sports vision to evaluate return-to-play status after injury

• Easily administered on sidelines by trainers
• Compare results to established baseline score for each player

Question 2

Disadvantages of King-Device Saccadic Test

Answer 2

• No adjustment is made for patients with language-based disorders/non-native English speakers (i.e., no assessment of RAN
• No adjustment is made for errors
• Athletes can “sandbag” baseline testing to appear as though their score is not impacted following potential concussive injury

Question 3

Advantages of Developmental Eye Movement Test (DEM)

Answer 3

Vertical subtest allows assessment of RAN: rapid automatic naming

Allows differentiation between language-based and saccadic dysfunctions

Question 4

Disadvantages of Developmental Eye Movement Test (DEM)

Answer 4

Time-consuming

Difficult for some patients to complete / no early exit points which makes it harder for people who have attention issues or age/ younger people

Debate as to whether vertical component truly assesses RAN

Question 5

Advantages of Groffman Visual Tracing Test

Answer 5

Easy to administer

Taps into competitive spirit, especially for athletes

Having two equally validated test cards allows for re-administration with potential lenses at the same visit

Question 6

Disadvantages of Groffman Visual Tracing Test

Answer 6

Difficult to perform—some patients refuse/give up easily

Said to be a pursuit test, but is it?

Process of elimination can give patients the last answer

Question 7

Advantages of RightEye Vision System

Answer 7

Precise measurements are possible

Detailed assessment of fixations, saccades, and pursuits in one test

Useful for therapy, ABI/TBI

Can track progress and show patients