Hypertropia or Hyperphoria?

by Russ Lazarus May 20, 2020

What is hypertropia? Hypertropia is a form of vertical strabismus (eye turn), or misalignment of the eyes that occurs when one eye turns upward. When […]

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Bifocals for Lazy Eye

by Russ Lazarus May 19, 2020

What are bifocals? Bifocals are glasses that contain two lens prescriptions, one for near vision and one for distance vision. The lens powers are usually […]

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by Russ Lazarus May 12, 2020

General Eye Care Neuro-Optometry What is a traumatic brain injury (TBI)? How does a TBI affect vision?  Should everyone who has suffered a TBI see […]

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Common Vision Problems Associated With a Brain Injury 

by Russ Lazarus April 12, 2020

Over 10 million traumatic brain injuries (TBI) occur annually, worldwide. Approximately 2.8 million, close to 1 in 100, Americans suffer a form of TBI every […]

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What Is Exotropia?

by Russ Lazarus March 26, 2020

Exotropia is a common form of strabismus characterized by an outward eye turn, away from the nose. The eye turn may be noticed while the […]

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What Is Esotropia?

by Russ Lazarus March 26, 2020

Esotropia is a form of strabismus (crossed-eyes) that is caused by an inward turn of the eye, toward the nose. The condition can be constant […]

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What is strabismus

What Is Strabismus (Crossed-Eyes)?

by Russ Lazarus March 12, 2020

Up to five percent of the population has strabismus.  Strabismus occurs when the two eyes are unable to maintain proper alignment and focus together on […]

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