Sixth Nerve Palsy

by Russel Lazarus January 23, 2021

Sixth nerve palsy, also called abducens nerve palsy, is a rare condition that occurs when the sixth cranial nerve, also called the abducens nerve, becomes damaged.

Each year, around 11 in 100,000 people are diagnosed with sixth nerve palsy. 

The sixth cranial nerve is responsible for sending signals to the lateral rectus muscle. When the sixth cranial nerve becomes damaged, it prevents the lateral rectus muscle from operating and results in an inward eye turn (esotropia) and double vision.

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Hypertropia or Hyperphoria?

by Russ Lazarus May 20, 2020

Hypertropia and hyperphoria are when the eyes are misaligned – one pointing higher than the other. Both these forms of eye turn can be well managed by optical lenses and vision therapy, often avoiding eye surgery.

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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

Have you suffered a traumatic brain injury (TBI) or concussion and still experiencing vision problems? TBIs can cause double vision, blurriness, headaches and eye strain, these can be successfully treated with a personalized vision therapy program.

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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. Exotropia is a eye turn where one eye points outwards, this may be noticed while the child is looking at distance objects, near objects or both.

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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. This condition can be constant or intermittent and cause an individual to appear ‘cross-eyed’.

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What Is Strabismus (Crossed-Eyes)?

by Russ Lazarus March 12, 2020

Up to 5% of the population has strabismus, or an eye turn. Strabismus occurs when the two eyes are unable to maintain proper alignment and focus together on an object – one eye looks directly at the object, while the other eye points in a different direction.

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