Suppresion Therapy Flashcards
(26 cards)
List the suppression breakers
Shaking the target Blinking Tapping Use large/peripheral targets Cover/uncover eye Increase illumination Drawing the attention to the eye that is suppressing
Suppression therapy procedures principles are to
Eliminate suppression by providing cues to the two eyes so that the patient is aware when one eye turns off.
Suppression therapy tests
Can be done with mirrors (synoptophore and cheiroscopic tracings), physiological dipolia (brocks string ) or filters (R/G or polarized glasses)
Colored print on a white background
The red print on the white background is only visible to
The eye behind the green lens
The eye with the red filter sees everything as
Red
The eye with the green filter sees everything as
Green
Colored print on DARK background
The red fish (print) is seen by the _____ lens
Red lens
Colored print on a dark background
The green fish is seen by the _____lens
Green lens
On a dark background…the eye behind lens will be to see only ____pictures
Red
On white background, the green lens sees ____
Red_______.
Usually done on strabismus patients
When colored overlays are used the red lens sees through the
Red bars.
When using color overlay the green lens sees through the _____ bars
Green bars.
Your pt reports that red portions on the overlay look black, what eye is being suppressed? The eye behind….
The red lens
And vice versa. The green bars will appear black behind the green lens.
Color overlay is good for alternating.
Near Anti-suppression procedures
Cheiroscopic tracings Anaglyphic drawings Red/green town Red/green playing cards Mfbf game Bar reader
Anti-suppresion procedures NEAR-INTERMEDIATE
Brock string
Anti-suppression procedures for distance
Red/green fish matching
Vis -a -vis
Circle card
MB c vertical prism
For deep suppression on cheiroscopic tracing it would be easier to have the patient
View the paper AND PENCIL by the more DEEPLY SUPPRESSED EYE. This will help breakdown that suppression
For patients with mild suppression or central suppression only, tracing _____ is more effective than the fill in figure for deep suppressors
Small (central ) targets
How to coach pt during cheiroscopic tracing?
Tap pencils,
Focus on keeping tip of pencil in view
Blink that eye
Wiggle fingers
Goal of cheiroscopic tracing
To trace small, central figures WITHOUT suppression of EITHER EYE.
What is the set up for anaglyphic drawings/tracings
Patient wears r/g glasses over the PREFERRED EYE. And the green lens over the NON PREFERRED EYE (suppressing eye..
On anaglyphic drawings/tracings …the drawings are on white background.
The red eye (OD) is able to see the black print. T/f
True. The red eye can see black print but cant see any red crayons
On anaglyphic tracings, the green eye sees the _____ & _____
Black AND red print
Disappearance of red crayons on anaglyphic on white background indicates, suppression of the eye with green lens or with the red lens
Green.
