Basic Vision Rehabilitation/Therapy Principles & Techniques Ashley S. Reddell, OD, FCOVD HOACLS 2015 About Me From Haysville, KS Graduated from KU..Rock Chalk!
Worked as a vision therapist during undergrad Graduated from Southern College of Optometry Completed pediatric residency at SCO Joined a private practice in Leavenworth in 2010 Now have 3 locations, 5 ODs, and ~28 staff
Housekeeping I have no financial interests in any of the products I may mention during this presentation. If you have questions please email me. [email protected]
Background Information on Vision Vision is the dominant sense Prism Demo 80% of what we learn comes through the visual system What happens if we have a faulty system? Garbage In Garbage Out The Myth of 20/20
What is it? Visual Skills Eye Tracking (Oculomotor) Oculomotor Dysfunction
What if your eyes jumped around like this? Oculomotor Skills Pursuit Eye Movement The ability to smoothly follow a moving target i.e. Following a ball or a pendulum Saccadic Eye Movement
The ability to move eyes accurately and efficiently between two stationary objects i.e. Words on a page Link to gross motor skills Symptoms of OMD Loses place while reading Skips words, skips lines while reading
Difficulty copying from the chalkboard Uses finger or straightedge to read Diagnosis of OMD NSUCO Tracking test Developmental Eye Movement Test (DEM) Visagraph Gross motor evaluation Vision & Learning Symptoms Survey
Treatment of OMD Eye Control Near-Far Hart Chart Hart Chart Saccades 4 Corner Saccades Binocular Vision Dysfunction
Binocular Vision The ability to point both eyes together at the same place and same time Necessary for 3D vision, good depth perception Poor with strabismus or amblyopia Convergence
Refers to binocularity at near Divergence Refers to binocularity at distance
Symptoms of Binocular Vision Dysfunction Sees double when reading Words move/float on the page Closes/covers one eye when reading Avoids work involving reading or prolonged close-up activities Falls asleep when reading Poor depth perception
Diagnosis of Binocular Vision Dysfunction Stereo Vision Testing Cover Test Near Point of Convergence Vergences in the phoropter Worth-4-Dot Vision & Learning Screening Survey
Treatment of Binocular Vision Dysfunction Marsden Ball Games Brock String 3D computer programs Yoked prism activities Accommodative Dysfunction
Accommodation The ability to change focus without blur at any distance EXP: Looking from the chalkboard to their deskwork EXP: Looking from traffic to the dashboard
Becoming more and more common with prolonged near vision tasks (i.e. computer/iPad/phone use) Symptoms of Accommodative Dysfunction Reports intermittent blur while reading Headaches while reading Must squint or blink when looking up from
book May complain of blurred vision but still see 20/20 or pass the school screening Eyes feel tired, dry Diagnosis of Accommodative Dysfunction
Mental Minus Minus Lens Sorting Autism Spectrum Disorders Imbalance of sensory information Use of Yoked Prism Lenses Toe walking Eye contact
http://www.youtube.com/watch?v=OOS8q04kN-4 http://www.youtube.com/watch?v=f-9N-mRRbMc Traumatic Brain Injury Baseline concussion testing is an EYE MOVEMENT TEST!!! Many post-concussion symptoms are visual
Create a poem, rap or song which identifies the significance of at least four of the nine factors which led to American Industrialization (1865-1900). Work with the people at your table. Use YOUR notes—no electronic devices. You have 10 minutes….Go....
@ncsu.edu) Reply to this e-mail to communicate with IT staff. You can see the incident number in subject line. Marks the incident as active in IT staff queue. Please reply to IT staff e-mails. Please DON'T e-mail IT staff directly....
Comm Gen or Communication Generation is delivered functionality that helps in communicating with students. It takes the already assigned communication (such as one assigned by the 3C Engine) and using the templates creates a communication. Comm Gen can be used...
Org Dept Holders, Project Holders, or PIs who rely solely on Cognos to monitor budgets. Reconcilers who use workbooks to track outstanding items not yet posted to Cognos. Division/Department Budget Officers who monitor budget balances for management.