Subjective Measures of Eye Alignment

Question 0

.Ways to reduce variability of results during phoria testing

Answer 0

1) Flash one eye - see target briefly - not enough time to acc
2) Remind patient to stay focused on target - keep target clear

Question 1

.Morgan’s norms for phorias

Answer 1

D = 0-2 XP
N = 0-6 XP

Question 2

.Prism diopter - Def

Answer 2

1 cm deviation when 100 cm away