Optometric Vision Therapy is an individualized treatment program designed to improve visual function and performance. It is conducted under the supervision of an Optometrist to treat disorders such as Convergence Insufficiency, Ocular Motility dysfunction, Strabismus (eye turn), Amblyopia (lazy eye), Accommodative dysfunction, and learning related vision problems. Optometric Vision Therapy is supported by ongoing, evidence based scientific research.
www.covd.org/

Rendia Vision Therapy Overview Video

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Convergence Insufficiency (CI)

Symptoms:

  • Closes or covers one eye
  • Occasionally sees double at near
  • Rubs eyes frequently
  • Words move around on page
  • Frequent loss of place while reading
  • Able to read for only a short time
  • Poor reading comprehension

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Links:
convergenceinsufficiency.net
www.covd.org/


Accommodative Dysfunction (Focusing Difficulties)
Symptoms:

  • Holds things very close
  • Complains of blurred vision
  • Poor reading comprehension
  • Says eyes are tired
  • Squints or blinks excessively
  • Able to read for only a short time
  • Headaches when reading

Links:
Focusing Problems
Optometric Care of the Struggling Student


Oculomotor Dysfunction (Disorders of Coordinated Eye Movement)
Symptoms:

  • Moves head excessively when reading
  • Frequently loses place and/or skips lines when reading
  • Uses finger to keep place
  • Poor reading comprehension
  • Short attention span
  • Makes frequent reversals when reading or writing
  • Omits or confuses small words when reading

Links:
Reading Articles
Simulation of oculomotor-based reading dysfunctions


Strabismus (Eye Turn)

Symptoms:

  • Closes or covers one eye
  • Sees double at distance or near
  • Rubs eyes frequently
  • Able to read for only a short time
  • Poor reading comprehension
  • Head tilting

View Video

Links:
Strabismus (Crossed Eyes)
Strabismus or Crossed Eyes


Amblyopia (Lazy Eye)

Symptoms:

  • Blurry vision in one or both eyes (not immediately improved with glasses alone)
  • Closes or covers one eye
  • Eyes do not appear to work together
  • Poor depth perception
  • Head tilting

View Video

Links:
Amblyopia (Lazy Eye)
Amblyopia or Lazy Eye


Learning Related Vision Problems
Symptoms:

  • Mistakes words with similar beginnings
  • Difficulty recognizing letters, words, or simple shapes and forms
  • Can’t distinguish the main idea from insignificant details
  • Trouble learning basic math concepts of size, magnitude, and position
  • Trouble visualizing what is read- Poor reading comprehension
  • Poor speller
  • Trouble with mathematical concepts
  • Poor recall of visually presented material
  • Sloppy handwriting and drawing
  • Can’t stay on lines
  • Poor copying skills
  • Can respond orally but not in writing
  • Trouble learning right and left
  • Reverses letters and words
  • Trouble writing and remembering letters and numbers

Links:
Getting at the root of reading problems
Vision Skills Needed For School Success
Signs & Symptoms of Learning-Related Vision Problems


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